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Mouth Watering! Croissant Breakfast Casserole with Everything Bagel Seasoning Extremely Cheesy & Buttery

Croissant Breakfast Casserole with Everything Bagel Seasoning

Flaky croissants baked with eggs, cheese, bacon, and everything bagel seasoning, creating a golden, savory breakfast casserole perfect for mornings or brunch.
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Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Servings: 8 Servings
Course: Breakfast
Cuisine: American
Ingredients Method

Ingredients
  

For the Croissant Base:
  • 6 large buttery croissants torn into pieces
  • 6 large eggs
  • 1 ½ cups whole milk
  • ½ cup heavy cream
  • ½ tsp garlic powder
  • ½ tsp onion powder
  • Salt and black pepper to taste
For the Savory Filling:
  • 1 cup cooked and crumbled bacon or breakfast sausage
  • 1 small onion finely chopped
  • 1 cup diced bell peppers
  • 1 cup shredded cheddar cheese
  • 1 cup shredded mozzarella or gruyère
For the Topping:
  • 2 tbsp everything bagel seasoning
  • 1 tbsp melted butter optional, for brushing
  • Fresh chives or parsley for garnish
Optional Add-Ins:
  • 1 cup sautéed spinach or kale
  • ½ cup caramelized onions
  • 1 cup diced ham or turkey sausage

Method
 

  1. Arrange torn croissants in a greased baking dish.
  2. Whisk eggs, milk, and cream, then pour evenly over croissants.
  3. Layer in bacon, onions, peppers, and cheeses.
  4. Sprinkle with everything bagel seasoning and bake until golden.
  5. Rest, garnish, and serve warm.