DisclaimerTerms Of UseGDPR PolicyCookie Policy

My Cooking Cast

Overnight Croissant Breakfast Casserole Easy and Tasty

by
- 6 large buttery croissants - 6 large eggs - 2 cups whole milk The main ingredients create a soft and rich base for the casserole. The croissants bring a flaky texture and buttery flavor. Eggs and milk form a creamy custard that binds everything together. - 1 cup shredded sharp cheddar cheese - 1 cup cooked and crumbled sausage (optional) - 1 bell pepper, diced These extra ingredients add depth to the dish. The cheese melts beautifully on top, giving a savory bite. If you like meat, sausage adds a hearty touch. The bell pepper adds a nice crunch and a pop of color. - 1/2 cup onion, diced - 1 teaspoon Dijon mustard - 1 teaspoon garlic powder - 1/2 teaspoon salt - 1/4 teaspoon black pepper - Fresh parsley for garnish Seasoning is key to great flavor. Onion adds sweetness, while mustard gives a tangy lift. Garlic powder enhances the overall taste, and salt and pepper bring balance. Fresh parsley on top makes your casserole look and taste fresh. For the full recipe, check out the Overnight Croissant Breakfast Casserole section. Start by cutting six large buttery croissants into bite-sized pieces. Place these pieces in a large mixing bowl. If you want meat, add one cup of cooked and crumbled sausage. Next, dice one bell pepper and half a cup of onion. Toss these in with the croissants and sausage. Mix everything well so each bite has flavor. In a separate bowl, crack six large eggs. Add two cups of whole milk, one teaspoon of Dijon mustard, one teaspoon of garlic powder, half a teaspoon of salt, and a quarter teaspoon of black pepper. Whisk these together until the mixture is frothy and smooth. This custard will add richness to your casserole. Pour the egg mixture over the croissant mixture. Stir gently to ensure all the croissant pieces soak up the custard. Next, sprinkle one cup of shredded sharp cheddar cheese on top. Fold it in gently but leave some cheese on top for a melty finish. Cover the casserole with plastic wrap. Place it in the refrigerator overnight. This step is key. It allows the croissants to absorb all the flavors and become soft. In the morning, preheat your oven to 350°F (175°C). Take the casserole out of the fridge. Let it sit at room temperature for about 15 minutes. Remove the plastic wrap and bake the casserole uncovered for 45 to 50 minutes. It’s ready when the center is set and the top is golden brown. After baking, let the casserole cool for a few minutes. Cut it into squares. Garnish with chopped fresh parsley for a pop of color. Serve warm, and enjoy your delicious Overnight Croissant Breakfast Casserole! For the full details, check the Full Recipe. To make this casserole great, you can swap croissants for other bread. You can use brioche or challah for a sweeter taste. These breads soak up the egg mixture well. Aim for a soaking time of at least eight hours. This lets the bread absorb all the flavors. A longer soak will give a creamier texture. Add fresh herbs like thyme or basil to boost the taste. You could also sprinkle in some paprika for a little kick. Need more crunch? Toss in seasonal veggies like spinach or zucchini. These additions not only taste good but also make the dish colorful. For a special brunch, serve this casserole in a cast-iron skillet. It looks rustic and inviting. Cut squares and place them on vibrant plates. A sprinkle of fresh parsley on top adds a nice touch. Pair it with a side of mixed berries for color and freshness. This will impress your guests and make the meal feel festive. For the full recipe, check out the Overnight Croissant Breakfast Casserole! {{image_2}} For a tasty vegetarian twist, leave out the sausage. You can add more veggies instead. Try using spinach, mushrooms, or zucchini. These add color and flavor. Mix them in with the croissants. This will ensure every bite is packed with goodness. Plus, it's a great way to sneak in extra nutrients. If you crave something sweet, turn this dish into a dessert. You can add fruits like berries or bananas. Use a custard mix made with eggs and milk. Pour this over the croissants instead of the savory mixture. You will create a delightful breakfast treat. Serve it with maple syrup or whipped cream for added sweetness. For a gluten-free option, swap out croissants for gluten-free bread. Look for soft, fluffy types to keep the texture right. Some brands offer great choices that hold up well. This way, everyone can enjoy the casserole without worry. Just follow the same steps in the Full Recipe to make your gluten-free version! Store any leftover casserole in an airtight container. This keeps it fresh and safe. You can refrigerate it for up to 3 days. Make sure it cools to room temperature before sealing. This helps prevent excess moisture. To freeze the casserole, first, let it cool completely. Cut it into squares for easy portions. Wrap each piece tightly in plastic wrap. Then, place them in a freezer bag. Try to remove as much air as possible. You can freeze it for up to 2 months. When you're ready to eat, thaw it in the fridge overnight. To reheat, you can use an oven or microwave. For the oven, preheat to 350°F (175°C). Place the casserole in a baking dish, cover with foil, and heat for about 20 minutes. This helps keep the top from burning. If you use a microwave, heat on high for about 1-2 minutes. Check to see if it’s warm throughout. Enjoy your meal without losing any flavor or texture! Yes, you can easily make this casserole without sausage. To do this, simply skip the sausage. Add more veggies instead. You can use spinach, mushrooms, or zucchini for added flavor. This makes it vegetarian-friendly and just as tasty. If you use a convection oven, reduce the cooking time. Convection ovens cook food faster. Start checking for doneness at 35 minutes. For a conventional oven, stick to the 45-50 minutes. Always check that the center is set and the top is golden. To reheat leftovers, the oven works best. Preheat it to 350°F (175°C). Place slices on a baking sheet and cover with foil. Heat for about 15-20 minutes, until warm. You can also use a microwave, but the oven keeps the texture better. Yes, you can scale the recipe up or down. For a larger crowd, double the ingredients. Use a bigger baking dish to fit all the mixture. You can also prepare it the night before. Just add extra baking time in the morning. Check for doneness as you bake. For the full recipe, use the ingredients and steps listed above. Enjoy your cooking! This blog post detailed how to make a delicious Overnight Croissant Breakfast Casserole. We covered the main ingredients, step-by-step instructions, tips, variations, and storage info. Each part helps you create a great dish full of rich flavor. This casserole is not just easy to make; it can be customized to fit your tastes. Whether preparing for a crowd or a cozy breakfast, this recipe shines. Enjoy making it and sharing joy around your table!

WANT TO SAVE THIS RECIPE?

Start your day with a warm, buttery delight! This Overnight Croissant Breakfast Casserole is both easy to make and delicious. Imagine waking up to layers of croissants, eggs, and cheese, all baked to perfection. In this blog post, I’ll guide you through each simple step, whether you’re new to cooking or a pro. Get ready for a breakfast that’s sure to impress your family and friends!

Jump to Recipe

Ingredients

Main Ingredients for the Overnight Croissant Breakfast Casserole

– 6 large buttery croissants

– 6 large eggs

– 2 cups whole milk

The main ingredients create a soft and rich base for the casserole. The croissants bring a flaky texture and buttery flavor. Eggs and milk form a creamy custard that binds everything together.

Additional Flavor Enhancers

– 1 cup shredded sharp cheddar cheese

– 1 cup cooked and crumbled sausage (optional)

– 1 bell pepper, diced

These extra ingredients add depth to the dish. The cheese melts beautifully on top, giving a savory bite. If you like meat, sausage adds a hearty touch. The bell pepper adds a nice crunch and a pop of color.

Seasoning Essentials

– 1/2 cup onion, diced

– 1 teaspoon Dijon mustard

– 1 teaspoon garlic powder

– 1/2 teaspoon salt

– 1/4 teaspoon black pepper

– Fresh parsley for garnish

Seasoning is key to great flavor. Onion adds sweetness, while mustard gives a tangy lift. Garlic powder enhances the overall taste, and salt and pepper bring balance. Fresh parsley on top makes your casserole look and taste fresh.

For the full recipe, check out the Overnight Croissant Breakfast Casserole section.

Step-by-Step Instructions

Preparing the Base of the Casserole

Start by cutting six large buttery croissants into bite-sized pieces. Place these pieces in a large mixing bowl. If you want meat, add one cup of cooked and crumbled sausage. Next, dice one bell pepper and half a cup of onion. Toss these in with the croissants and sausage. Mix everything well so each bite has flavor.

Making the Egg Custard

In a separate bowl, crack six large eggs. Add two cups of whole milk, one teaspoon of Dijon mustard, one teaspoon of garlic powder, half a teaspoon of salt, and a quarter teaspoon of black pepper. Whisk these together until the mixture is frothy and smooth. This custard will add richness to your casserole.

Combining Ingredients

Pour the egg mixture over the croissant mixture. Stir gently to ensure all the croissant pieces soak up the custard. Next, sprinkle one cup of shredded sharp cheddar cheese on top. Fold it in gently but leave some cheese on top for a melty finish.

Chilling the Casserole

Cover the casserole with plastic wrap. Place it in the refrigerator overnight. This step is key. It allows the croissants to absorb all the flavors and become soft.

Baking the Casserole

In the morning, preheat your oven to 350°F (175°C). Take the casserole out of the fridge. Let it sit at room temperature for about 15 minutes. Remove the plastic wrap and bake the casserole uncovered for 45 to 50 minutes. It’s ready when the center is set and the top is golden brown.

Serving Suggestions

After baking, let the casserole cool for a few minutes. Cut it into squares. Garnish with chopped fresh parsley for a pop of color. Serve warm, and enjoy your delicious Overnight Croissant Breakfast Casserole! For the full details, check the Full Recipe.

Tips & Tricks

Perfecting the Texture

To make this casserole great, you can swap croissants for other bread. You can use brioche or challah for a sweeter taste. These breads soak up the egg mixture well. Aim for a soaking time of at least eight hours. This lets the bread absorb all the flavors. A longer soak will give a creamier texture.

Customizing Flavor

Add fresh herbs like thyme or basil to boost the taste. You could also sprinkle in some paprika for a little kick. Need more crunch? Toss in seasonal veggies like spinach or zucchini. These additions not only taste good but also make the dish colorful.

Presentation Ideas

For a special brunch, serve this casserole in a cast-iron skillet. It looks rustic and inviting. Cut squares and place them on vibrant plates. A sprinkle of fresh parsley on top adds a nice touch. Pair it with a side of mixed berries for color and freshness. This will impress your guests and make the meal feel festive.

For the full recipe, check out the Overnight Croissant Breakfast Casserole!

Variations

Vegetarian Overnight Croissant Breakfast Casserole

For a tasty vegetarian twist, leave out the sausage. You can add more veggies instead. Try using spinach, mushrooms, or zucchini. These add color and flavor. Mix them in with the croissants. This will ensure every bite is packed with goodness. Plus, it’s a great way to sneak in extra nutrients.

Sweet Version

If you crave something sweet, turn this dish into a dessert. You can add fruits like berries or bananas. Use a custard mix made with eggs and milk. Pour this over the croissants instead of the savory mixture. You will create a delightful breakfast treat. Serve it with maple syrup or whipped cream for added sweetness.

Gluten-Free Alternative

For a gluten-free option, swap out croissants for gluten-free bread. Look for soft, fluffy types to keep the texture right. Some brands offer great choices that hold up well. This way, everyone can enjoy the casserole without worry. Just follow the same steps in the Full Recipe to make your gluten-free version!

Storage Info

Refrigerating Leftovers

Store any leftover casserole in an airtight container. This keeps it fresh and safe. You can refrigerate it for up to 3 days. Make sure it cools to room temperature before sealing. This helps prevent excess moisture.

Freezing Instructions

To freeze the casserole, first, let it cool completely. Cut it into squares for easy portions. Wrap each piece tightly in plastic wrap. Then, place them in a freezer bag. Try to remove as much air as possible. You can freeze it for up to 2 months. When you’re ready to eat, thaw it in the fridge overnight.

Reheating Tips

To reheat, you can use an oven or microwave. For the oven, preheat to 350°F (175°C). Place the casserole in a baking dish, cover with foil, and heat for about 20 minutes. This helps keep the top from burning. If you use a microwave, heat on high for about 1-2 minutes. Check to see if it’s warm throughout. Enjoy your meal without losing any flavor or texture!

FAQs

Can I prepare the casserole without sausage?

Yes, you can easily make this casserole without sausage. To do this, simply skip the sausage. Add more veggies instead. You can use spinach, mushrooms, or zucchini for added flavor. This makes it vegetarian-friendly and just as tasty.

How do I adjust cooking time for different oven types?

If you use a convection oven, reduce the cooking time. Convection ovens cook food faster. Start checking for doneness at 35 minutes. For a conventional oven, stick to the 45-50 minutes. Always check that the center is set and the top is golden.

What is the best way to reheat leftovers?

To reheat leftovers, the oven works best. Preheat it to 350°F (175°C). Place slices on a baking sheet and cover with foil. Heat for about 15-20 minutes, until warm. You can also use a microwave, but the oven keeps the texture better.

Can I make it ahead for a larger crowd?

Yes, you can scale the recipe up or down. For a larger crowd, double the ingredients. Use a bigger baking dish to fit all the mixture. You can also prepare it the night before. Just add extra baking time in the morning. Check for doneness as you bake.

For the full recipe, use the ingredients and steps listed above. Enjoy your cooking!

This blog post detailed how to make a delicious Overnight Croissant Breakfast Casserole. We covered the main ingredients, step-by-step instructions, tips, variations, and storage info. Each part helps you create a great dish full of rich flavor. This casserole is not just easy to make; it can be customized to fit your tastes. Whether preparing for a crowd or a cozy breakfast, this recipe shines. Enjoy making it and sharing joy around your table!

- 6 large buttery croissants - 6 large eggs - 2 cups whole milk The main ingredients create a soft and rich base for the casserole. The croissants bring a flaky texture and buttery flavor. Eggs and milk form a creamy custard that binds everything together. - 1 cup shredded sharp cheddar cheese - 1 cup cooked and crumbled sausage (optional) - 1 bell pepper, diced These extra ingredients add depth to the dish. The cheese melts beautifully on top, giving a savory bite. If you like meat, sausage adds a hearty touch. The bell pepper adds a nice crunch and a pop of color. - 1/2 cup onion, diced - 1 teaspoon Dijon mustard - 1 teaspoon garlic powder - 1/2 teaspoon salt - 1/4 teaspoon black pepper - Fresh parsley for garnish Seasoning is key to great flavor. Onion adds sweetness, while mustard gives a tangy lift. Garlic powder enhances the overall taste, and salt and pepper bring balance. Fresh parsley on top makes your casserole look and taste fresh. For the full recipe, check out the Overnight Croissant Breakfast Casserole section. Start by cutting six large buttery croissants into bite-sized pieces. Place these pieces in a large mixing bowl. If you want meat, add one cup of cooked and crumbled sausage. Next, dice one bell pepper and half a cup of onion. Toss these in with the croissants and sausage. Mix everything well so each bite has flavor. In a separate bowl, crack six large eggs. Add two cups of whole milk, one teaspoon of Dijon mustard, one teaspoon of garlic powder, half a teaspoon of salt, and a quarter teaspoon of black pepper. Whisk these together until the mixture is frothy and smooth. This custard will add richness to your casserole. Pour the egg mixture over the croissant mixture. Stir gently to ensure all the croissant pieces soak up the custard. Next, sprinkle one cup of shredded sharp cheddar cheese on top. Fold it in gently but leave some cheese on top for a melty finish. Cover the casserole with plastic wrap. Place it in the refrigerator overnight. This step is key. It allows the croissants to absorb all the flavors and become soft. In the morning, preheat your oven to 350°F (175°C). Take the casserole out of the fridge. Let it sit at room temperature for about 15 minutes. Remove the plastic wrap and bake the casserole uncovered for 45 to 50 minutes. It’s ready when the center is set and the top is golden brown. After baking, let the casserole cool for a few minutes. Cut it into squares. Garnish with chopped fresh parsley for a pop of color. Serve warm, and enjoy your delicious Overnight Croissant Breakfast Casserole! For the full details, check the Full Recipe. To make this casserole great, you can swap croissants for other bread. You can use brioche or challah for a sweeter taste. These breads soak up the egg mixture well. Aim for a soaking time of at least eight hours. This lets the bread absorb all the flavors. A longer soak will give a creamier texture. Add fresh herbs like thyme or basil to boost the taste. You could also sprinkle in some paprika for a little kick. Need more crunch? Toss in seasonal veggies like spinach or zucchini. These additions not only taste good but also make the dish colorful. For a special brunch, serve this casserole in a cast-iron skillet. It looks rustic and inviting. Cut squares and place them on vibrant plates. A sprinkle of fresh parsley on top adds a nice touch. Pair it with a side of mixed berries for color and freshness. This will impress your guests and make the meal feel festive. For the full recipe, check out the Overnight Croissant Breakfast Casserole! {{image_2}} For a tasty vegetarian twist, leave out the sausage. You can add more veggies instead. Try using spinach, mushrooms, or zucchini. These add color and flavor. Mix them in with the croissants. This will ensure every bite is packed with goodness. Plus, it's a great way to sneak in extra nutrients. If you crave something sweet, turn this dish into a dessert. You can add fruits like berries or bananas. Use a custard mix made with eggs and milk. Pour this over the croissants instead of the savory mixture. You will create a delightful breakfast treat. Serve it with maple syrup or whipped cream for added sweetness. For a gluten-free option, swap out croissants for gluten-free bread. Look for soft, fluffy types to keep the texture right. Some brands offer great choices that hold up well. This way, everyone can enjoy the casserole without worry. Just follow the same steps in the Full Recipe to make your gluten-free version! Store any leftover casserole in an airtight container. This keeps it fresh and safe. You can refrigerate it for up to 3 days. Make sure it cools to room temperature before sealing. This helps prevent excess moisture. To freeze the casserole, first, let it cool completely. Cut it into squares for easy portions. Wrap each piece tightly in plastic wrap. Then, place them in a freezer bag. Try to remove as much air as possible. You can freeze it for up to 2 months. When you're ready to eat, thaw it in the fridge overnight. To reheat, you can use an oven or microwave. For the oven, preheat to 350°F (175°C). Place the casserole in a baking dish, cover with foil, and heat for about 20 minutes. This helps keep the top from burning. If you use a microwave, heat on high for about 1-2 minutes. Check to see if it’s warm throughout. Enjoy your meal without losing any flavor or texture! Yes, you can easily make this casserole without sausage. To do this, simply skip the sausage. Add more veggies instead. You can use spinach, mushrooms, or zucchini for added flavor. This makes it vegetarian-friendly and just as tasty. If you use a convection oven, reduce the cooking time. Convection ovens cook food faster. Start checking for doneness at 35 minutes. For a conventional oven, stick to the 45-50 minutes. Always check that the center is set and the top is golden. To reheat leftovers, the oven works best. Preheat it to 350°F (175°C). Place slices on a baking sheet and cover with foil. Heat for about 15-20 minutes, until warm. You can also use a microwave, but the oven keeps the texture better. Yes, you can scale the recipe up or down. For a larger crowd, double the ingredients. Use a bigger baking dish to fit all the mixture. You can also prepare it the night before. Just add extra baking time in the morning. Check for doneness as you bake. For the full recipe, use the ingredients and steps listed above. Enjoy your cooking! This blog post detailed how to make a delicious Overnight Croissant Breakfast Casserole. We covered the main ingredients, step-by-step instructions, tips, variations, and storage info. Each part helps you create a great dish full of rich flavor. This casserole is not just easy to make; it can be customized to fit your tastes. Whether preparing for a crowd or a cozy breakfast, this recipe shines. Enjoy making it and sharing joy around your table!

- Overnight Croissant Breakfast Casserole

Start your mornings with a delicious Overnight Croissant Breakfast Casserole that’s both easy to prepare and packed with flavor! Made with buttery croissants, eggs, cheddar cheese, and optional sausage, this recipe is perfect for brunch or meal prep. Just mix, refrigerate overnight, and bake for a delightful start to your day. Click to explore the full recipe and make your breakfast unforgettable!
Print Recipe Pin Recipe

Ingredients
  

6 large buttery croissants, cut into bite-sized pieces

6 large eggs

2 cups whole milk

1 cup shredded sharp cheddar cheese

1 cup cooked and crumbled sausage (optional)

1 bell pepper, diced (red or green)

1/2 cup onion, diced

1 teaspoon Dijon mustard

1 teaspoon garlic powder

1/2 teaspoon salt

1/4 teaspoon black pepper

Fresh parsley, chopped (for garnish)

Instructions
 

Prepare the Base: In a large mixing bowl, combine the cut croissant pieces, crumbled sausage (if using), diced bell pepper, and diced onion. Mix well to distribute the ingredients evenly.

    Make the Custard: In another bowl, whisk together the eggs, whole milk, Dijon mustard, garlic powder, salt, and black pepper until fully integrated and frothy.

      Combine: Pour the egg mixture over the croissant mixture, stirring gently to ensure all pieces are soaked.

        Cheese It Up: Sprinkle the shredded cheddar cheese on top of the mixture. Gently fold it in while leaving some cheese on top for a delicious melty finish.

          Chill: Cover the casserole with plastic wrap and refrigerate overnight. This allows the croissants to soak up all the flavors.

            Bake: The next morning, preheat your oven to 350°F (175°C). Remove the casserole from the refrigerator and let it sit at room temperature for about 15 minutes. Bake uncovered for 45-50 minutes, or until the center is set and the top is golden brown.

              Serve: Once done, take it out of the oven and let it cool slightly. Cut into squares, garnish with chopped fresh parsley, and serve warm.

                Prep Time: 15 mins | Total Time: 8 hours 5 mins | Servings: 6-8

                  - Presentation Tips: Serve squares of the casserole on colorful plates. Garnish with a sprinkle of fresh parsley and a side of mixed berries for a pop of color and freshness.

                    WANT TO SAVE THIS RECIPE?

                    Leave a Comment

                    Recipe Rating