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breakfast casserole with biscuit
Isla Marie

Breakfast Casserole with Biscuits

This breakfast casserole with biscuits is a hearty, comforting dish made with soft biscuit pieces, eggs, cheese, and savory add-ins. The biscuits bake into a fluffy, tender texture while soaking up rich egg flavor, making this casserole perfect for brunch, holidays, or make-ahead breakfasts.
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Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Servings: 8 people
Course: Breakfast, Brunch
Cuisine: American
Calories: 420
Ingredients Equipment Method Video Notes

Ingredients
  

Main Ingredients
  • 1 can refrigerated biscuit dough cut into bite-sized pieces
  • 8 large eggs
  • 2 cups milk or half-and-half
  • 1½ cups shredded cheese cheddar, Colby Jack, or blend
  • 1 lb breakfast sausage or bacon cooked and crumbled
  • 1/2 teaspoon salt
  • 1/2 teaspoon black pepper
Optional Add-Ins
  • 1/2 cup diced onion
  • 1/2 cup bell peppers
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon paprika
  • Fresh herbs for garnish

Equipment

  • Large skillet (for cooking meat)
  • Mixing bowl
  • Whisk
  • 9×13-inch baking dish
  • Measuring cups & spoons

Method
 

Prepare the Baking Dish
  1. Lightly grease a 9×13-inch baking dish to prevent sticking.
Add the Biscuit Base
  1. Spread the biscuit pieces evenly in the baking dish.
Layer Meat and Cheese
  1. Sprinkle cooked sausage or bacon over the biscuits, followed by shredded cheese and any vegetables if using.
Mix the Egg Mixture
  1. In a bowl, whisk eggs, milk, salt, pepper, and seasonings until fully combined.
Assemble the Casserole
  1. Pour the egg mixture evenly over the biscuit mixture, ensuring all pieces are coated.
Bake
  1. Bake at 375°F (190°C) for 40–45 minutes, until the center is set and the top is lightly golden.
Rest and Serve
  1. Let the casserole rest for 5–10 minutes before slicing and serving.

Video

Notes

  • Cut biscuits small so they cook through evenly.
  • Always cook and drain meat before adding.
  • Let the casserole rest before slicing for clean portions.
  • Can be assembled the night before and baked in the morning.
  • Freezes and reheats well for meal prep.