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Overnight Breakfast Casserole

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This Overnight Breakfast Casserole features savory sausage, rich cheese, and air-dried brioche, making it a cozy choice for any breakfast occasion.

  • Total Time: 1 hour 15 minutes
  • Yield: 8 servings 1x

Ingredients

Scale
  • 6 cups brioche bread or buns, cubed and air-dried the night before
  • 1 lb ground breakfast sausage
  • 1 cup onion, finely diced
  • 10 eggs, beaten
  • 3 cups half & half
  • 2 cups sharp cheddar cheese, shredded
  • 2 tsp dry mustard
  • 1/2 tsp onion powder
  • Salt and pepper to taste

Instructions

  • Cube brioche bread and let air-dry overnight.
  • Cook sausage and onion in a skillet until crispy.
  • Layer brioche, cheese, sausage, and onion in a baking dish.
  • Mix eggs, half & half, mustard, onion powder, salt, and pepper; pour over casserole.
  • Refrigerate overnight, then bake at 325°F for 1 hour.

Last Step:

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Notes

Ensure brioche is well air-dried to prevent sogginess.
Feel free to customize spices to your preference.
Cover with foil if it browns too quickly while baking.

  • Author: jeremy
  • Prep Time: 15 minutes
  • Cook Time: 1 hour
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American

Nutrition

  • Calories: 350
  • Sugar: 2
  • Sodium: 800
  • Fat: 25
  • Saturated Fat: 12
  • Unsaturated Fat: 10
  • Trans Fat: 0
  • Carbohydrates: 18
  • Fiber: 1
  • Protein: 16
  • Cholesterol: 225