Wake up to the heartwarming goodness of a home-cooked breakfast with this sausage and potato breakfast casserole!

This dish is a perfect blend of savory Italian sausage, tender potatoes, and sharp cheddar cheese, all baked to perfection.

sausage and potato breakfast casserole on a wooden table with tomatoes on the side

In just under an hour, you can transform these simple ingredients into a cozy and satisfying meal that's ideal for lazy weekend mornings or brunch with friends.

Read on to discover why this casserole is about to become your new favorite breakfast staple!

Why This Cheesy Sausage and Potato Breakfast Casserole Recipe Works

Effortless preparation: With a brief 10-minute prep time, this recipe is straightforward and stress-free, making it perfect for those busy mornings or when you need to feed a crowd with minimal fuss.

Hearty and nutritious: Combining protein-rich sausage, eggs, and cheese with the wholesome goodness of potatoes and broccoli, this casserole is not only delicious but also balanced to keep you fueled throughout the morning.

Customizable recipe: This casserole is easily adaptable to your taste preferences. You can choose your choice of vegetables or cheese, making it a versatile option for any breakfast or brunch table.

Ingredients for Sausage and Potato Breakfast Casserole

ingredients of sausage and potato casserole on a white table

You’ll be glad to know that most of the ingredients in this breakfast casserole can easily be found in your fridge or pantry. Here’s everything that you’ll need:

Non-stick cooking spray
½ pound bulk Italian sausage (no casings)
1 small red onion, diced
1 large russet or Idaho potato, diced
2 large eggs
3 tablespoons whole milk
2 cups fresh broccoli, diced
¾ cup sharp cheddar cheese, shredded, divided
2 tablespoons fresh chives, finely chopped
Sea salt and black pepper, to taste

Step-by-Step Process for This Delicious Sausage and Potato Breakfast Casserole

This casserole recipe can be accomplished in just a few easy steps. Here’s what you need to do:

Step 1: Preheating the Oven

Preheat the oven to 350°F and spray an 8x8-inch baking dish with non-stick cooking spray.

Step 2: Browning the Sausage

In a large skillet, add the sausage and cook over medium heat for 3 to 4 minutes or until slightly browned. As it cooks, break the sausage apart using a wooden spatula.

Step 3: Adding the Onion and Potato

cooked sausage in a pan with onion and diced potatoes

Add the onion and potato and season with salt and pepper to taste. Cook for roughly 6 to 7 minutes or until the potatoes become golden brown and the onion softens.

Step 4: Putting Together the Egg Mixture

In a small mixing bowl, whisk together the eggs, milk, and ½ cup of cheddar cheese. Season with salt and pepper to taste.

Step 5: Assembling the Casserole

cooked sausage, potato, and diced broccoli assembled in a baking dish

Transfer your cooked sausage and potato into the 8x8-inch baking dish and stir in your diced broccoli.

Step 6: Layering the Egg Mixture

cooked sausage, potatoes, broccoli, and cheese and egg mixture assembled in a baking dish

Pour the egg and cheese mixture even over the sausage, potato, and broccoli. Sprinkle the remaining cheddar cheese on top.

Step 7: Baking and Serving

baked sausage and potato casserole on a wooden table

Place the baking dish in the preheated oven to bake for 30 to 35 minutes until the eggs are set and the potatoes are fully cooked through.

Remove from oven and cool before slicing. Serve with fresh chives garnished on top.

Expert Cooking Tips To Make the Perfect Sausage and Potato Breakfast Casserole

Precook your potatoes.
For a perfectly cooked casserole, precook the diced potatoes until they're just starting to soften before baking. This ensures they'll be fully cooked and tender when the casserole is done, without being overdone or too firm.

Opt for fresh, high-quality Italian sausage.
If you're using sausage with casings, remove them before cooking. Fresh sausage will give your casserole a more robust and authentic taste compared to precooked or frozen varieties.

Make sure your casserole ingredients are evenly layered.
When assembling the casserole, spread the sausage, potatoes, and broccoli in an even layer before pouring over the egg mixture. This ensures that every serving gets an equal share of the ingredients and ensures an even cook throughout.

After baking, let the casserole rest.
Make sure you let it sit or cool down for a few minutes before slicing. This resting period allows the eggs to set completely and the flavors to meld, making it easier to cut into neat portions and serve a dish that holds its shape.

Choose a good quality sharp cheddar cheese.
This will give you a deeper flavor. The sharpness of the cheddar contrasts beautifully with the savory sausage and earthy potatoes, and a good melt provides that irresistible cheesy pull when serving.

Frequently Asked Questions

sausage and potato breakfast casserole with sliced tomatoes and toasted bread on a plate

Can I Use Sweet Potatoes Instead of Russet Potatoes?

Absolutely! Sweet potatoes can be a delicious and nutritious alternative in this sausage and potato breakfast casserole, adding a hint of sweetness and a boost of vitamins.

Can This Casserole Dairy-Free?

Yes, you can make this casserole dairy-free by using a plant-based milk alternative and omitting the cheese or using a dairy-free cheese substitute.

Can This Casserole Be Made Gluten-Free?

This casserole is naturally gluten-free as it contains no wheat-based ingredients. However, always check your sausage packaging to ensure it's certified gluten-free if you're catering to those with celiac disease or gluten intolerance.

How Can I Make This Casserole Spicier?

To add some heat to the casserole, consider using hot Italian sausage or adding spices like red pepper flakes, diced jalapeños, or a pinch of cayenne pepper to the egg mixture.

What's the Best Way To Reheat Leftovers?

For best results, reheat individual portions in the microwave for 1 to 2 minutes or in the oven at 350°F until heated through. Reheating in the oven can help maintain the casserole's texture better than the microwave though.

a close up photo of sausage and breakfast casserole on a spoon

Sausage and Potato Breakfast Casserole

1 from 1 vote

Print Pin Rate

Course: Breakfast

Prep Time: 10

Cook Time: 43

Servings:

Ingredients

Non-stick cooking spray
½ pound bulk Italian sausage no casings
1 small red onion diced
1 large russet or Idaho potato diced
2 large eggs
3 tablespoons whole milk
2 cups fresh broccoli diced
¾ cup sharp cheddar cheese shredded, divided
2 tablespoons fresh chives finely chopped
Sea salt and black pepper to taste

Instructions

Preheat oven to 350°F and spray an 8x8-inch baking dish with non-stick cooking spray.
Cook sausage in a skillet over medium heat until slightly browned. Break the sausage apart using a wooden spatula as you cook.
Add onion and potato, season, and cook until potato is golden brown and onion softens.
In a small mixing bowl, whisk eggs and milk. Add ½ cup of the cheddar cheese, season with salt and pepper to taste, and mix to combine.
Place the sausage-potato mixture in the baking dish and stir in diced broccoli.
Pour the egg mixture evenly over the sausage, potato, and broccoli. Sprinkle the remaining cheddar cheese on top.
Bake for 30 to 35 minutes until the eggs are set and the potato is fully cooked through. Remove from oven and let cool before slicing. Garnish with fresh chives and serve.

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Start Your Day Right With This Sausage and Potato Breakfast Casserole Recipe!

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