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Christmas Morning Breakfast Casserole Recipe

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4.1 from 6 reviews

A hearty and delicious Christmas Morning Casserole featuring browned breakfast sausage, flaky biscuits, sharp cheddar cheese, and a rich egg and milk custard baked to golden perfection. This casserole is perfect for feeding a crowd on festive mornings with minimal prep and a comforting combination of flavors.

  • Author: Chef
  • Prep Time: 15 minutes
  • Cook Time: 55 minutes
  • Total Time: 1 hour 10 minutes
  • Yield: 12 servings
  • Category: Breakfast Casserole
  • Method: Baking
  • Cuisine: American

Ingredients

Meat

  • 1 pound breakfast sausage

Base

  • 1 (16.3-ounce) tube Grand’s canned biscuits

Egg Mixture

  • 6 large eggs
  • 1 cup milk

Cheese

  • 2 cups shredded cheddar cheese

Instructions

  1. Prepare the baking dish: Preheat your oven to 350°F (175°C). Lightly spray a 9 x 13-inch or 3-quart baking dish with nonstick cooking spray and set it aside.
  2. Brown the sausage: In a large skillet over medium-high heat, cook and crumble 1 pound of breakfast sausage until it’s fully browned and no pink remains, about 7 minutes. Drain off any excess grease to avoid a greasy casserole.
  3. Layer the biscuits and sausage: Cut the canned biscuits into quarters and evenly distribute them in the prepared baking dish. Then, spread the cooked sausage evenly on top of the biscuit pieces.
  4. Add the cheese: Sprinkle 2 cups of shredded cheddar cheese evenly over the sausage and biscuit layers for a rich, cheesy flavor.
  5. Prepare and pour the egg mixture: In a medium bowl, whisk together 6 large eggs and 1 cup of milk until fully combined. Pour this custard mixture evenly over the biscuit, sausage, and cheese layers in the baking dish.
  6. Bake the casserole: Cover the dish with aluminum foil and bake for 45 to 50 minutes, or until the eggs are set. Remove the foil and continue baking for an additional 5 minutes, or until the top is lightly browned and golden.
  7. Rest before serving: Allow the casserole to sit for 5 to 10 minutes after removing from the oven. This resting time helps it set further and makes serving easier.

Notes

  • For a spicier variation, use spicy breakfast sausage or add a pinch of cayenne pepper.
  • You can substitute cheddar cheese with Monterey Jack or mozzarella for a different flavor profile.
  • Make sure to drain the cooked sausage well to prevent excess grease in the casserole.
  • This casserole can be assembled the night before and refrigerated; bake it fresh in the morning for convenience.
  • Letting the casserole rest after baking helps it slice neatly and improves texture.