Savory Croissant Breakfast Casserole is a rich, comforting dish made with flaky croissants, fluffy eggs, melted cheeses, and hearty breakfast favorites like bacon, ham, and mushrooms. Perfect for brunch, family breakfasts, or make-ahead mornings, this casserole delivers bakery-style indulgence with minimal effort. The buttery croissants soak up the creamy egg mixture while layers of cheese and savory fillings create a warm, satisfying meal that is ideal for feeding a crowd.
Savory Croissant Breakfast Casserole Recipe
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Equipment
- 9 x 13 inch casserole dish greased
Ingredients
- 6 large croissants cut in half
- 1 cup fresh mushrooms sliced
- 1 bunch green onions chopped with ends removed
- 8 large eggs beaten
- 2 tablespoons milk or heavy cream
- ½ teaspoon paprika
- 2 tablespoons butter
- ½ cup chopped ham or you can sub turkey/ham lunch meat
- 4 strips bacon fried, cooled then and chopped
- ½ cup sharp cheddar cheese
- ¼ cup Parmesan cheese
- 6 slices Swiss cheese
- salt and pepper to taste
Instructions
- Preheat your oven to 350 degrees.
- Slice your croissants in half.
- Next, grease a casserole dish and place the croissants in it.
- Toast the croissants at 350 degrees for about five minutes or until just slightly browned.
- Cover the croissants with Swiss cheese (be careful the pan may be hot from toasting).
- Heat the butter in a large skillet and combine the mushrooms and green onions. Saute on medium for about five minutes and then set aside to cool slightly.
- Cover the croissants with the mixture. (Again, be careful the pan may still be hot from toasting your croissants).
- Beat the eggs in with the milk and paprika.
- Next, pour the egg and milk mixture over the casserole and then add the remaining cheese with the ham and bacon on top.
- At this point, the casserole can be kept in the refrigerator overnight for a no fuss fix the next morning or you can go ahead and bake the casserole if you’re ready.
- The casserole needs to covered with foil and cooked at 350 degrees for about 45 minutes then uncovered for 5 to 10 additional minutes or until the cheese is completely melted.
Health Benefits of Savory Croissant Breakfast Casserole
- High-Quality Protein: Eggs, cheese, bacon, and ham provide protein that supports muscle health and helps keep you full longer.
- Energy-Dense Breakfast Option: Croissants and eggs supply carbohydrates and fats that provide sustained energy, making this ideal for busy mornings.
- Nutrients from Vegetables: Mushrooms and green onions add fiber, vitamins, and minerals that support digestion and overall wellness.
- Calcium for Bone Health: Cheddar, Swiss, and Parmesan cheeses contribute calcium, which is essential for strong bones and teeth.
- Make-Ahead Convenience: Preparing this casserole in advance helps reduce morning stress while ensuring a balanced, hearty breakfast.
