Lightning-Fast Breakfast Sausage Casserole

Featured in: Weekend Comfort Meals

This hearty casserole blends savory sausage with diced bell peppers and onions, layered over cubed bread, then topped with shredded cheddar and a smooth egg-milk mixture. Baked until golden and set, it offers a quick, satisfying start to the day. Its easy preparation and versatile ingredients make it an ideal choice for busy mornings or feeding a crowd, with options to swap proteins or add veggies for variety.

Updated on Tue, 25 Nov 2025 13:46:00 GMT
Golden, bubbly Lightning-Fast Breakfast Sausage Casserole, showcasing a hearty, cheesy, savory bake ready to eat. Save to Pinterest
Golden, bubbly Lightning-Fast Breakfast Sausage Casserole, showcasing a hearty, cheesy, savory bake ready to eat. | bloomoven.com

A hearty and flavorful breakfast casserole packed with sausage, eggs, and cheese—perfect for busy mornings and guaranteed to please a crowd.

This recipe has become a weekend favorite as it warms the whole house and fills everyone up with minimal prep time.

Ingredients

  • Breakfast sausage: 1 pound (450 g), casings removed
  • Diced bell peppers: 1 cup (120 g), any color
  • Diced onion: 1/2 cup (60 g)
  • Cubed day-old bread: 4 cups (200 g), white or whole wheat
  • Shredded cheddar cheese: 1 1/2 cups (180 g)
  • Large eggs: 8
  • Milk: 1 1/2 cups (360 ml)
  • Salt: 1/2 teaspoon
  • Black pepper: 1/4 teaspoon
  • Smoked paprika (optional): 1/4 teaspoon
  • Butter: 1 tablespoon for greasing the baking dish

Instructions

Step 1 Preheat oven:
Preheat oven to 375°F (190°C). Grease a 9x13-inch (23x33 cm) baking dish with butter.
Step 2 Cook sausage:
In a large skillet over medium heat, cook the sausage breaking it up with a spoon until browned and cooked through about 5 minutes. Drain excess fat if needed.
Step 3 Sauté vegetables:
Add diced bell peppers and onion to the skillet. Sauté for 2 3 minutes until slightly softened.
Step 4 Prepare bread layer:
Spread cubed bread evenly in the prepared baking dish. Layer the cooked sausage and vegetables over the bread.
Step 5 Add cheese:
Sprinkle shredded cheddar cheese evenly over the sausage mixture.
Step 6 Mix eggs and milk:
In a large bowl whisk together eggs milk salt pepper and smoked paprika (if using). Pour the egg mixture evenly over the casserole.
Step 7 Bake:
Bake uncovered for 20 25 minutes or until the eggs are set and the top is lightly golden.
Step 8 Cool and serve:
Let cool for 5 minutes before serving.
Close-up of a steaming Lightning-Fast Breakfast Sausage Casserole, with visible sausage, peppers, and melted cheese on top. Save to Pinterest
Close-up of a steaming Lightning-Fast Breakfast Sausage Casserole, with visible sausage, peppers, and melted cheese on top. | bloomoven.com

This casserole always brings the family together for a hearty morning meal especially on chilly weekends.

Required Tools

Large skillet Mixing bowls Whisk 9x13-inch (23x33 cm) baking dish Knife and cutting board

Allergen Information

Contains Eggs Milk (Dairy) Wheat (Gluten) possibly Soy in some sausages or bread. Check labels for additional allergens.

Nutritional Information

Per serving: Calories 410 Total Fat 26 g Carbohydrates 19 g Protein 23 g

A freshly baked Lightning-Fast Breakfast Sausage Casserole, a delicious American breakfast with sausage and eggs. Save to Pinterest
A freshly baked Lightning-Fast Breakfast Sausage Casserole, a delicious American breakfast with sausage and eggs. | bloomoven.com

This casserole is an effortless way to start the day with a delicious homemade meal that can feed a crowd.

Recipe FAQs

Can I use turkey sausage instead of pork sausage?

Yes, turkey sausage works well as a leaner alternative without sacrificing flavor.

What type of bread is best for this casserole?

Day-old white or whole wheat bread cubes provide the perfect texture to soak up the egg mixture.

Can I add extra vegetables to the dish?

Absolutely, chopped spinach or mushrooms make excellent additions for more nutrition and taste.

How do I know when the casserole is fully cooked?

The eggs should be set and the top lightly golden, typically after 20–25 minutes of baking at 375°F.

Is it possible to prepare this dish ahead of time?

Yes, assemble the layers and refrigerate before baking. Increase baking time slightly if chilled.

Lightning-Fast Breakfast Sausage Casserole

Sausage, eggs, cheese, and peppers combined for a fast and flavorful breakfast bake.

Prep Duration
10 min
Cook Duration
25 min
Entire Time
35 min
Created by Rachel Moore

Recipe Group Weekend Comfort Meals

Skill Level Easy

Cuisine Type American

Makes 6 Portions

Dietary Info None specified

Ingredient List

Protein

01 1 pound breakfast sausage, casings removed

Vegetables

01 1 cup diced bell peppers, any color
02 1/2 cup diced onion

Bread & Dairy

01 4 cups cubed day-old bread, white or whole wheat
02 1 1/2 cups shredded cheddar cheese
03 8 large eggs
04 1 1/2 cups milk

Seasonings

01 1/2 teaspoon salt
02 1/4 teaspoon black pepper
03 1/4 teaspoon smoked paprika, optional

Cooking

01 1 tablespoon butter, for greasing

Directions

Step 01

Preheat and Prepare Dish: Preheat oven to 375°F. Grease a 9x13-inch baking dish with butter.

Step 02

Cook Sausage: In a large skillet over medium heat, cook sausage until browned and cooked through, about 5 minutes, breaking it up with a spoon. Drain excess fat if necessary.

Step 03

Sauté Vegetables: Add diced bell peppers and onion to the skillet. Sauté for 2 to 3 minutes until softened.

Step 04

Assemble Base Layer: Spread cubed bread evenly in the prepared baking dish. Layer the cooked sausage and vegetables over the bread.

Step 05

Add Cheese: Sprinkle shredded cheddar cheese evenly over the sausage and vegetable mixture.

Step 06

Prepare Egg Mixture: In a large bowl, whisk together eggs, milk, salt, black pepper, and smoked paprika if using. Pour evenly over the layered ingredients in the baking dish.

Step 07

Bake: Bake uncovered for 20 to 25 minutes until eggs are set and the top is lightly golden.

Step 08

Rest and Serve: Allow casserole to cool for 5 minutes before serving.

Essential Tools

  • Large skillet
  • Mixing bowls
  • Whisk
  • 9x13-inch baking dish
  • Knife and cutting board

Allergy Notes

Review ingredients to spot any allergens and ask your healthcare provider if you're unsure.
  • Contains eggs, milk (dairy), wheat (gluten), and possibly soy depending on sausage and bread.

Nutrition Details (per portion)

Use this info as a reference only; it doesn’t replace health guidance.
  • Caloric Value: 410
  • Fats: 26 g
  • Carbohydrates: 19 g
  • Proteins: 23 g