A Deliciously Easy Overnight Croissant Breakfast Casserole for Busy Families

Looking for a hassle-free breakfast that will wow your family and leave you with time to spare? Your mornings just got a lot smoother with this Overnight Croissant Breakfast Casserole!

Imagine waking up to the mouthwatering aroma of buttery croissants mingling with the rich scent of eggs and cheese. This dish is a delightful blend of fluffy goodness and savory flavors, making it a special treat for any morning. With its soft texture and cheesy, savory bite, it promises to bring a comforting start to your day that everyone in the family will love.

This recipe shines for a few reasons: it’s incredibly easy to throw together, it’s perfect for meal prep, and it transforms a simple ingredient list into a glorious breakfast bake. Plus, it’s a fantastic way to use up leftover croissants!

Why You’ll Love This Recipe

  • Ready with minimal prep time
  • Uses simple and accessible ingredients
  • Perfect for family gatherings or busy weekday mornings
  • Can be customized with your favorite toppings and mix-ins

Ingredients for Overnight Croissant Breakfast Casserole

  • 6 croissants, torn into pieces
  • 8 eggs
  • 2 cups milk
  • 1 cup shredded cheese (e.g., cheddar or Swiss)
  • 1/2 cup cooked and crumbled bacon or sausage (optional)
  • 1/4 cup sugar
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon salt
  • 1/2 teaspoon ground cinnamon (optional)

Step-by-Step Instructions for Overnight Croissant Breakfast Casserole

  1. Tear the croissants into small pieces and place them in a greased 9×13-inch baking dish.
  2. Whisk together the eggs, milk, sugar, vanilla extract, salt, and cinnamon in a large bowl until well combined.
  3. Pour the egg mixture evenly over the croissant pieces in the baking dish.
  4. Sprinkle shredded cheese and, if desired, cooked bacon or sausage over the top.
  5. Cover the dish with plastic wrap and refrigerate overnight.
  6. Preheat your oven to 350°F (175°C) the following morning.
  7. Bake the casserole for about 30-35 minutes or until it’s puffed up and the center feels set.
  8. Let it cool slightly before slicing into portions and serving warm.
Overnight Croissant Breakfast Casserole

Tips for Success

  • Use day-old croissants for the best texture; they soak up the egg mixture beautifully.
  • Adjust the toppings according to your taste; try adding veggies or different cheeses!
  • Refrigerate overnight; allowing the croissants to soak with the egg mixture helps enhance the flavor.

Substitutions & Variations of Overnight Croissant Breakfast Casserole

To Make It Vegan/Gluten-Free: Switch out the eggs for a mixture of 1 cup of silken tofu blended until smooth and use gluten-free croissants.

Variations: Mix in spinach and feta for a Mediterranean twist or add chocolate chips for a sweet treat!

Storage Instructions of Overnight Croissant Breakfast Casserole

Refrigerator: Store any leftovers in an airtight container for up to 5 days.
Freezer: This casserole can be frozen for up to 3 months; wrap it tightly in foil after cooling completely.
Make-Ahead: Assemble everything the night before and simply bake it the next morning for a stress-free breakfast.

Frequently Asked Questions (FAQ) of Overnight Croissant Breakfast Casserole

Can I use regular bread instead of croissants?
Yes, regular bread works fine, but the texture will be different croissants add a buttery richness that’s hard to beat!

How do I reheat leftovers?
Simply pop individual portions in the microwave for 30-60 seconds, or warm them in the oven at 350°F for about 10 minutes.

Can I freeze this dish?
Definitely! Just be sure to cool it completely and store it in an airtight container.

Final Toughts

Creating this Overnight Croissant Breakfast Casserole is not just about making a meal; it’s about bringing joy and ease to your mornings. This comforting dish will surely become a family favorite, allowing you to spend less time in the kitchen and more time enjoying breakfast with your loved ones. After you try this recipe, feel free to come back and leave a comment or a star rating your feedback makes it even better!

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Overnight Croissant Breakfast Casserole 2025 12 03 153126 150x150 1

Overnight Croissant Breakfast Casserole

A delicious and easy breakfast casserole featuring buttery croissants, eggs, and cheese, perfect for busy mornings.

  • Total Time: 50 minutes
  • Yield: 8 servings

Ingredients

Scale
  • 6 croissants, torn into pieces
  • 8 eggs
  • 2 cups milk
  • 1 cup shredded cheese (e.g., cheddar or Swiss)
  • 1/2 cup cooked and crumbled bacon or sausage (optional)
  • 1/4 cup sugar
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon salt
  • 1/2 teaspoon ground cinnamon (optional)

Instructions

  1. Tear the croissants into small pieces and place them in a greased 9×13-inch baking dish.
  2. Whisk together the eggs, milk, sugar, vanilla extract, salt, and cinnamon in a large bowl until well combined.
  3. Pour the egg mixture evenly over the croissant pieces in the baking dish.
  4. Sprinkle shredded cheese and, if desired, cooked bacon or sausage over the top.
  5. Cover the dish with plastic wrap and refrigerate overnight.
  6. Preheat your oven to 350°F (175°C) the following morning.
  7. Bake the casserole for about 30-35 minutes or until it’s puffed up and the center feels set.
  8. Let it cool slightly before slicing into portions and serving warm.

Notes

Use day-old croissants for the best texture. Adjust toppings to your taste with veggies or different cheeses.

  • Author: soukaina
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian