Overnight Croissant Breakfast Casserole

Why Make This Recipe

Overnight Croissant Breakfast Casserole is the perfect dish for busy mornings. You can prepare it the night before and simply bake it the next day. It’s a delicious blend of buttery croissants, eggs, and cheese, making it a comforting and satisfying meal. This recipe is also flexible; you can add your favorite ingredients or ones you have on hand. Whether you serve it for breakfast, brunch, or a special occasion, everyone will enjoy this tasty casserole.

How to Make Overnight Croissant Breakfast Casserole

Ingredients:

  • 6 large croissants, torn into pieces
  • 8 large eggs
  • 2 cups milk
  • 1 cup shredded cheese (cheddar or your choice)
  • 1/2 cup diced ham or cooked sausage (optional)
  • 1/4 cup chopped green onions
  • Salt and pepper to taste
  • 1 teaspoon vanilla extract (optional)
  • 1 teaspoon cinnamon (optional)

Directions:

  1. Grease a baking dish and place the croissant pieces evenly in the dish.
  2. In a large bowl, whisk together the eggs, milk, salt, pepper, and any optional ingredients like vanilla or cinnamon.
  3. Pour the egg mixture over the croissant pieces, pressing down to ensure the croissants are soaked.
  4. Sprinkle cheese, ham or sausage, and green onions over the top.
  5. Cover with foil and refrigerate overnight.
  6. The next morning, preheat the oven to 350°F (175°C).
  7. Bake the casserole covered for 30 minutes, then uncover and bake for an additional 15-20 minutes, or until the top is golden and the egg is set.
  8. Let cool slightly before serving.

How to Serve Overnight Croissant Breakfast Casserole

Serve the casserole warm, straight from the oven. You can enjoy it as is or add a splash of hot sauce or a dollop of sour cream on top for extra flavor. Pair it with fresh fruit or a side salad for a well-rounded meal.

How to Store Overnight Croissant Breakfast Casserole

If you have leftovers, let the casserole cool completely. Then, cover it tightly with plastic wrap or transfer it to an airtight container. Store it in the refrigerator for up to 3 days. You can reheat individual portions in the microwave or warm the whole casserole in the oven.

Tips to Make Overnight Croissant Breakfast Casserole

  • Use day-old croissants for the best results. They absorb the egg mixture better without becoming soggy.
  • Feel free to customize with your favorite ingredients, such as different meats, veggies, or cheeses.
  • For a sweeter version, skip the ham or sausage and add chopped fruit like berries or apples.

Variation

You can easily turn this casserole into a sweet dish by omitting the savory ingredients. Add a sprinkle of brown sugar and sliced fruits like bananas or apples. This creates a delicious French toast-like flavor!

FAQs

1. Can I use other types of bread?
Yes, you can use brioche, bagels, or even regular bread if you don’t have croissants. Just adjust the cooking time if needed.

2. Can I prepare this dish without dairy?
Absolutely! You can use non-dairy milk alternatives, such as almond milk or oat milk, and dairy-free cheese if desired.

3. How do I know when the casserole is done?
The casserole is done when the top is golden brown and a knife inserted in the center comes out clean. The eggs should be fully set.

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Overnight Croissant Breakfast Casserole


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  • Author: hailey-carter
  • Total Time: 60 minutes
  • Yield: 8 servings
  • Diet: Vegetarian

Description

A delicious blend of buttery croissants, eggs, and cheese, perfect for busy mornings.


Ingredients

  • 6 large croissants, torn into pieces
  • 8 large eggs
  • 2 cups milk
  • 1 cup shredded cheese (cheddar or your choice)
  • 1/2 cup diced ham or cooked sausage (optional)
  • 1/4 cup chopped green onions
  • Salt and pepper to taste
  • 1 teaspoon vanilla extract (optional)
  • 1 teaspoon cinnamon (optional)


Instructions

  1. Grease a baking dish and place the croissant pieces evenly in the dish.
  2. In a large bowl, whisk together the eggs, milk, salt, pepper, and any optional ingredients like vanilla or cinnamon.
  3. Pour the egg mixture over the croissant pieces, pressing down to ensure the croissants are soaked.
  4. Sprinkle cheese, ham or sausage, and green onions over the top.
  5. Cover with foil and refrigerate overnight.
  6. The next morning, preheat the oven to 350°F (175°C).
  7. Bake the casserole covered for 30 minutes, then uncover and bake for an additional 15-20 minutes, or until the top is golden and the egg is set.
  8. Let cool slightly before serving.

Notes

Serve warm, add hot sauce or sour cream for extra flavor. Store leftovers in the refrigerator for up to 3 days.

  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: French

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