Breakfast sausage casserole –Start your day off right with this deliciously hearty Easy Overnight Breakfast Casserole with Sausage. This comforting dish is perfect for family gatherings or meal prep for the week ahead. With its blend of savory sausage, fluffy eggs, and flavorful cheese, it promises to be a crowd-pleaser. Let’s dive into the details of this scrumptious breakfast option that is not only easy to prepare but also packed with flavor.
Easy Overnight Breakfast Casserole with Sausage
This casserole can be assembled the night before, allowing the flavors to meld and making your morning routine a breeze.

Ingredients
- 1 pound of breakfast sausage
- 8 large eggs
- 2 cups of milk
- 2 cups of shredded cheddar cheese
- 6 cups of cubed bread (preferably day-old)
- 1 teaspoon of Dijon mustard
- 1 teaspoon of salt
- 1/2 teaspoon of black pepper
- 1/2 teaspoon of garlic powder
- 1/4 teaspoon of onion powder
- Chopped fresh parsley for garnish (optional)
Instructions
- In a skillet over medium heat, cook the breakfast sausage until browned and cooked through. Drain excess fat.
- In a large bowl, whisk together the eggs, milk, Dijon mustard, salt, pepper, garlic powder, and onion powder until well combined.
- Place the cubed bread into a greased 9×13 inch baking dish. Sprinkle the cooked sausage evenly over the bread cubes.
- Pour the egg mixture over the bread and sausage, ensuring all pieces are coated. Press down gently to help the bread soak up the mixture.
- Sprinkle the shredded cheddar cheese on top of the mixture. Cover the dish with plastic wrap and refrigerate overnight.
- The following morning, preheat your oven to 350°F (175°C). Remove the casserole from the refrigerator and let it sit at room temperature while the oven is heating.
- Bake the casserole uncovered for 45-50 minutes, or until the eggs are set and the top is golden brown.
- Once baked, let it cool for a few minutes before garnishing with fresh parsley, if desired. Serve warm and enjoy a hearty breakfast that will please everyone.
This Easy Overnight Breakfast Casserole with Sausage is versatile—feel free to customize it with your favorite vegetables or substitute different cheeses. Its easy preparation makes it an excellent choice for busy mornings or special occasions alike.