Sausage and Potato Casserole (Easy & Cheesy Recipe)

By Sienna Whitman

On December 14, 2025

A close-up overhead view of the sausage and potato casserole before baking, showing layers of cubed potatoes, sliced sausage, and diced vegetables in a baking dish.

Cuisine

American

Prep time

15 minutes

Cooking time

50 minutes

Total time

65 minutes

Servings

8 servings

This Sausage and Potato Casserole is the ultimate comfort food solution for any meal of the day. It’s a hearty, savory, and incredibly easy one-pan dish packed with smoky sausage, tender potatoes, and a golden, cheesy topping. Whether you need a satisfying weeknight dinner or a crowd-pleasing breakfast bake, this recipe is a guaranteed winner.

We combine simple, flavorful ingredients to create a dish that feels special without the stress. It’s the kind of meal that brings everyone to the table, and the leftovers are just as delicious. Get ready to discover your new go-to casserole.

Why This Sausage and Potato Casserole is a Weeknight Winner

You are going to absolutely love this recipe, and here’s why. It’s the perfect blend of simplicity and flavor, designed for the enthusiastic home cook.

  • Minimal Prep, Maximum Flavor: With just a few simple steps, you can assemble a dish that tastes like you spent hours on it. It’s the perfect easy sausage and potato casserole for busy schedules.
  • Versatile & Customizable: This dish shines as a breakfast sausage and potato casserole recipe but is equally fantastic for dinner. You can easily swap ingredients to suit your family’s tastes.
  • One-Pan Wonder: We love recipes that minimize cleanup! Everything bakes together in one dish, making your post-meal routine a breeze.
  • Hearty and Satisfying: Packed with protein and comforting carbs, this cheesy sausage potato casserole will leave everyone feeling full and happy.
An extreme close-up of the cooked sausage and potato bake, focusing on the melted, bubbly cheddar cheese topping and crispy edges.
Look at that perfectly golden, cheesy crust!

Ingredients You’ll Need

The magic of this dish lies in its simple, accessible ingredients. Here’s what you’ll need to gather:

  • Sausage: We recommend a good quality smoked sausage or kielbasa for a deep, smoky flavor. You can also use breakfast sausage or even spicy Italian sausage.
  • Potatoes: Yukon Gold or red potatoes work best as they hold their shape well. Russet potatoes are also a good option if you prefer a softer texture.
  • Cheese: A blend of sharp cheddar and Monterey Jack gives you the perfect melt and a sharp, tangy flavor. Feel free to use your favorite melting cheese.
  • Onion & Bell Pepper: These aromatics build the foundational flavor of the casserole. A yellow onion and a green bell pepper provide a classic, savory base.
  • Eggs & Milk: This combination creates a creamy, custard-like binder that holds the casserole together beautifully.
  • Seasonings: We’re keeping it simple with garlic powder, paprika, salt, and black pepper to complement the sausage and cheese.

How to Make Sausage and Potato Casserole Step-by-Step

Follow these simple instructions for a perfect casserole every time. We’ve broken it down to make it as easy as possible.

1. Prepare Your Ingredients

First, preheat your oven to 375°F (190°C) and grease a 9×13 inch baking dish. Chop your potatoes into 1/2-inch cubes, slice the sausage, and dice the onion and bell pepper.

2. Sauté the Sausage and Veggies

In a large skillet over medium-high heat, cook the sausage slices until they are nicely browned. Remove the sausage and set it aside. In the same skillet, sauté the diced onion and bell pepper until they are soft, about 5-7 minutes.

3. Assemble the Casserole

Spread the cubed potatoes evenly in the bottom of your prepared baking dish. Top them with the browned sausage, sautéed onions, and peppers. Sprinkle half of the shredded cheese over this layer.

A close-up overhead view of the sausage and potato casserole before baking, showing layers of cubed potatoes, sliced sausage, and diced vegetables in a baking dish.
All the delicious layers ready to be baked into a hearty casserole.

4. Add the Egg Mixture

In a medium bowl, whisk together the eggs, milk, garlic powder, paprika, salt, and pepper. Pour this mixture evenly over the ingredients in the baking dish. This will bind everything together into a cohesive, delicious bake.

5. Bake to Perfection

Sprinkle the remaining cheese on top. Bake, uncovered, for 45-55 minutes, or until the potatoes are tender and the top is golden brown and bubbly. You can check the potatoes with a fork for doneness.

Tips for the Best Casserole

Want to elevate your sausage and potato bake? Here are a few expert tips from our kitchen to yours.

  • Don’t Crowd the Pan: Use a 9×13 inch dish to ensure the potatoes have enough space to cook evenly without steaming.
  • Par-Boil Potatoes for Creaminess: For a faster cooking time and an even more tender potato, you can boil the potato cubes for 5-7 minutes before adding them to the casserole.
  • Let It Rest: After pulling the casserole from the oven, let it rest for at least 10 minutes before slicing. This allows it to set, making for cleaner slices.

Fun Variations to Try

One of the best things about this sausage and potato casserole is how easy it is to customize. Try one of these delicious variations!

  • Spicy Southwest: Add a can of diced green chiles and use a Mexican cheese blend. Serve with a dollop of sour cream and salsa.
  • Italian Delight: Use Italian sausage, add a teaspoon of Italian seasoning to the egg mixture, and top with mozzarella and Parmesan cheese.
  • Veggie-Loaded: Feel free to add more vegetables like mushrooms, spinach, or zucchini for an extra nutritional boost.

Looking for another easy bake? This Crescent Roll Taco Bake is always a family favorite for its simplicity and flavor.

What to Serve with Your Casserole

This casserole is a complete meal on its own, but it also pairs wonderfully with a few simple sides. For dinner, a fresh green salad or some steamed green beans adds a nice, light contrast. If you’re serving it for breakfast or brunch, a side of fresh fruit or a plate of Easy Apple Danish would be a fantastic addition.

Storing and Reheating Leftovers

This casserole makes for fantastic leftovers! Store any remaining portions in an airtight container in the refrigerator for up to 4 days.

To reheat, you can use the microwave for individual portions. For a larger amount, place it back in an oven-safe dish, cover with foil, and warm at 350°F (175°C) for about 20 minutes, or until heated through.

Frequently Asked Questions

Yes! You can assemble the entire casserole without baking it, cover it tightly, and refrigerate it for up to 24 hours. When you’re ready to cook, you may need to add 10-15 minutes to the baking time.

Absolutely. For best results, bake the casserole completely and let it cool. You can freeze it whole or in individual portions for up to 3 months. Thaw it in the refrigerator overnight before reheating in the oven or microwave.

It’s a matter of preference! We use peeled Yukon Gold potatoes for a creamier texture. However, leaving the skins on red potatoes or Yukon Golds adds extra nutrients and a slightly more rustic texture.

The casserole is done when the top is golden brown and bubbly, and the center is set (doesn’t jiggle). The most reliable test is to pierce a potato in the center with a fork; it should be completely tender.

A pre-cooked smoked sausage or kielbasa is excellent for flavor and convenience. However, you can also use ground breakfast sausage, Italian sausage, or even chicken sausage. If using raw sausage, be sure to cook it thoroughly before adding it to the casserole.

More Delicious Dessert Recipes

After a savory casserole, something sweet is always a great idea. Why not try our beautiful and festive Layered Christmas Jello? It’s a stunning dessert that’s surprisingly simple to make.

Sausage and Potato Casserole Recipe

A close-up overhead view of the sausage and potato casserole before baking, showing layers of cubed potatoes, sliced sausage, and diced vegetables in a baking dish.

Sausage and Potato Casserole (Easy & Cheesy Recipe)

This Sausage and Potato Casserole is the ultimate comfort food solution. It's a hearty, savory, and incredibly easy one-pan dish packed with smoky sausage, tender potatoes, and a golden, cheesy topping.
Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Course Breakfast, Dinner, Main Course
Cuisine American
Servings 8 servings
Calories 450 kcal

Equipment

  • 1 9x13 inch baking dish
  • 1 Large skillet

Ingredients
  

  • 1 lb smoked sausage or kielbasa sliced into 1/4-inch rounds
  • 2 lbs Yukon Gold potatoes peeled and cut into 1/2-inch cubes
  • 1 large yellow onion diced
  • 1 green bell pepper diced
  • 8 large eggs
  • 1 cup milk whole milk recommended
  • 2 cups shredded cheddar cheese divided
  • 1 cup shredded Monterey Jack cheese
  • 1 tsp garlic powder
  • 1/2 tsp paprika
  • 1 tsp salt or to taste
  • 1/2 tsp black pepper

Instructions
 

  • Preheat your oven to 375°F (190°C). Lightly grease a 9x13 inch baking dish.
  • In a large skillet over medium-high heat, cook the sliced sausage until browned on both sides. Use a slotted spoon to remove the sausage from the skillet and set aside.
  • In the same skillet, add the diced onion and bell pepper. Sauté for 5-7 minutes until softened.
  • Arrange the cubed potatoes in an even layer in the prepared baking dish. Top with the browned sausage and the sautéed vegetables. Sprinkle with 1 cup of cheddar cheese and all of the Monterey Jack cheese.
  • In a separate bowl, whisk together the eggs, milk, garlic powder, paprika, salt, and pepper until well combined.
  • Pour the egg mixture evenly over the ingredients in the baking dish.
  • Top with the remaining 1 cup of cheddar cheese.
  • Bake uncovered for 45-55 minutes, or until the potatoes are tender when pierced with a fork and the top is golden and bubbly.
  • Let the casserole rest for 10 minutes before slicing and serving.

Notes

Tip 1: For extra crispy potatoes, you can toss them with a tablespoon of olive oil before adding them to the dish.
Tip 2: Feel free to use any kind of smoked sausage or breakfast sausage you prefer.
Tip 3: Ensure the casserole is fully set before slicing for the cleanest cuts.

Share This Recipe!

If you loved this easy Sausage and Potato Casserole recipe, please share it with your friends and family! Don’t forget to save it to your favorite board on Pinterest so you can always find it.

An overhead shot of a golden-brown, cheesy sausage and potato casserole in a white baking dish, ready to be served. A slice is lifted out, showing the layers of sausage, potatoes, and melted cheese.
The ultimate comfort food: our easy and delicious Sausage and Potato Casserole!

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