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golden biscuit breakfast casserole with sausage, eggs, and cheese in baking dish

Biscuit Breakfast Casserole Recipe

This hearty biscuit breakfast casserole is the ultimate comfort food for mornings. Fluffy buttermilk biscuits, savory sausage, creamy eggs, and melted cheese come together in one easy bake. Perfect for weekends, holidays, or make-ahead meal prep.
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Course: Breakfast, Brunch, Casserole
Cuisine: American, Southern
Prep Time: 15 minutes
Cook Time: 45 minutes
Resting Time: 10 minutes
Total Time: 1 hour 10 minutes
Servings: 8 servings
Calories: 420kcal
Cost: $12

Equipment

  • 9x13 inch baking dish
  • Large mixing bowl
  • Whisk
  • Large skillet
  • Sharp knife
  • Aluminum foil

Ingredients

Main Ingredients

  • 1 tube (16.3 oz) refrigerated buttermilk biscuits
  • 1 lb breakfast sausage cooked and crumbled
  • 8 large eggs
  • 2 cups whole milk
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • 2 cups shredded sharp cheddar cheese
  • 1 cup shredded mozzarella cheese

Optional Add-ins

  • ½ cup diced bell peppers
  • ¼ cup chopped green onions
  • 6 strips bacon cooked and crumbled
  • 1 cup frozen hash browns thawed

Instructions

  • Preheat to 350°F and grease a 9x13 baking dish.
  • Cut biscuits into quarters and spread evenly in dish.
  • Cook and crumble sausage, then layer over biscuits.
  • In a bowl, whisk eggs, milk, salt, and pepper.
  • Pour egg mixture evenly over biscuits and sausage.
  • Sprinkle cheddar and mozzarella evenly on top.
  • Cover with foil and bake for 25 minutes.
  • Remove foil and bake another 20–25 minutes until golden and set.
  • Let rest 10 minutes before slicing and serving.

Notes

Nutrition information is automatically calculated, so should only be used as an approximation.

Nutrition

Serving: 200g | Calories: 420kcal | Carbohydrates: 28g | Protein: 22g | Fat: 25g | Saturated Fat: 11g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 8g | Trans Fat: 0.5g | Cholesterol: 195mg | Sodium: 950mg | Potassium: 380mg | Fiber: 1g | Sugar: 5g | Vitamin A: 620IU | Vitamin C: 2mg | Calcium: 280mg | Iron: 2.4mg