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A luxurious savory breakfast bake made with buttery croissants, sausage, spinach, and Gruyere cheese. Prepare the night before for easy entertaining.
Prep Time 20 minutes
Cook Time 50 minutes
Total Time 8 minutes
Course Breakfast, Brunch
Cuisine American, French
Servings 10
Calories 510 kcal

Ingredients
  

  • 6 large croissants, torn into pieces (day-old)
  • 1 lb breakfast sausage
  • 2 cups fresh spinach, chopped
  • 2 cups Gruyere or Swiss cheese, shredded
  • 8 large eggs
  • 1 cup heavy cream
  • 1 cup milk
  • 1/2 tsp garlic powder
  • 1/2 tsp salt
  • 1/2 tsp black pepper

Instructions
 

  • Grease a 9x13 baking dish. Brown sausage in a skillet; stir in spinach to wilt.
  • Place half the torn croissants in the dish. Top with sausage mix and 1 cup cheese.
  • Top with remaining croissants and remaining cheese.
  • Whisk eggs, cream, milk, garlic powder, salt, and pepper. Pour over casserole.
  • Cover and refrigerate overnight.
  • Preheat oven to 350°F (175°C). Bake for 45-55 minutes until golden and set.
  • Let stand 10 minutes before serving.
Keyword christmas morning breakfast, croissant breakfast casserole, overnight brunch recipes, sausage egg casserole, savory croissant bake