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Martha Stewart Christmas Breakfast Casserole Recip 2025 12 03 153124 150x150 1

Martha Stewart Christmas Breakfast Casserole

A warm and hearty breakfast casserole perfect for Christmas morning, made with sausage, cheese, and a creamy egg mixture.

  • Total Time: 60 minutes
  • Yield: 8 servings

Ingredients

Scale
  • 1 lb pork breakfast sausage
  • 1 large yellow onion, chopped
  • 1 (1-pound) loaf of sourdough bread, cut into 1-inch cubes
  • 2 cups shredded Gruyère cheese
  • 1/2 cup grated Parmesan cheese
  • 8 large eggs
  • 2 cups whole milk
  • 1 cup heavy cream
  • 1 tbsp Dijon mustard
  • 1 tsp salt
  • 1/2 tsp black pepper
  • 1/4 tsp ground nutmeg

Instructions

  1. In a large skillet, cook the sausage over medium heat until browned. Break it apart as it cooks. Remove from heat and set aside.
  2. In the same skillet, add chopped onions and sauté until soft and translucent.
  3. In a large bowl, mix the sourdough cubes with the Gruyère and Parmesan cheeses.
  4. In another bowl, whisk the eggs, whole milk, heavy cream, Dijon mustard, salt, pepper, and nutmeg until well combined.
  5. Add the sausage and sautéed onions to the bread and cheese mixture, then pour the egg mixture over everything. Stir gently until well coated.
  6. Pour the mixture into a greased baking dish. Press down gently to ensure it holds together.
  7. Preheat your oven to 350°F (175°C) and bake for about 45 minutes until the top is golden and the egg is set.
  8. Let cool for a few minutes before slicing and serving warm.

Notes

Use fresh bread; day-old sourdough is ideal. Prep the night before for easy baking in the morning.

  • Author: soukaina
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
  • Diet: Pescatarian