Kielbasa Sausage Cheesy Potato Casserole

Kielbasa Sausage Cheesy Potato Casserole is a hearty, comforting bake filled with smoky sausage, tender potatoes, and creamy, melted cheese. This easy, crowd-pleasing recipe is perfect for weeknight dinners, potlucks, or holiday gatherings.

Why You’ll Love This Recipe

• Rich and comforting with savory kielbasa and creamy cheese
• One-pan casserole that’s easy to prepare and clean up
• Family-friendly and great for feeding a crowd
• Works with fresh or frozen potatoes
• Customizable with different cheeses or added veggies
• Can be prepped ahead and baked later
• Freezer-friendly and reheats beautifully
• Uses simple, budget-friendly ingredients
• Great for brunch, lunch, or dinner
• Delicious leftovers that taste even better the next day

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

• Kielbasa sausage, sliced
• Potatoes (diced fresh or frozen hash browns)
• Onion, diced
• Garlic, minced
• Butter or olive oil
• Shredded cheddar cheese
• Cream of mushroom or cheddar soup (condensed)
• Sour cream
• Milk or heavy cream
• Salt and black pepper
• Optional: paprika, parsley, chives, or crushed red pepper flakes

Directions

1. Preheat oven to 350°F (175°C). Lightly grease a 9×13-inch baking dish.
2. In a large skillet, sauté the kielbasa slices over medium heat until lightly browned. Remove and set aside.
3. In the same skillet, cook diced onion and garlic in butter or oil until soft and fragrant.
4. In a large bowl, mix together soup, sour cream, milk or cream, shredded cheddar, cooked onions and garlic, salt, and pepper.
5. Add diced potatoes (or thawed hash browns) and kielbasa to the bowl. Stir everything until well coated.
6. Pour the mixture into the prepared casserole dish and spread evenly. Top with extra shredded cheese if desired.
7. Cover with foil and bake for 45–50 minutes. Remove foil and bake an additional 15–20 minutes, until the top is golden and bubbly.
8. Let rest for 10 minutes before serving. Garnish with parsley or chives if desired.

Servings and timing

• Servings: 6–8
• Prep time: 20 minutes
• Cook time: 1 hour to 1 hour 10 minutes
• Total time: 1 hour 30 minutes

Variations

• Spicy version: Add diced jalapeños or use spicy kielbasa
• Veggie boost: Mix in chopped spinach, broccoli, or bell peppers
• Cheese options: Try gouda, mozzarella, or pepper jack instead of cheddar
• Lighter version: Use reduced-fat cheese, light sour cream, and turkey kielbasa
• Gluten-free: Use gluten-free condensed soup and check sausage labeling

Storage/reheating

• Refrigerator: Store leftovers in an airtight container for up to 4 days
• Freezer: Freeze unbaked or baked casserole for up to 3 months (wrap tightly)
• Reheating: Reheat in the oven at 350°F until heated through, or microwave in individual portions

FAQs

Can I use fresh potatoes instead of frozen hash browns?

Yes, peel and dice them small, or parboil to speed up cooking.

Do I need to cook the kielbasa first?

Browning adds flavor, but you can skip this step if short on time.

Can I make this ahead of time?

Yes—assemble the casserole, cover, and refrigerate overnight. Bake the next day.

Can I use a different sausage?

Sure! Smoked sausage, andouille, or turkey sausage all work well.

Is this dish spicy?

Not unless you add spice. Use spicy sausage or chili flakes to add heat.

What kind of soup should I use?

Cream of mushroom, cheddar, or cream of chicken all work great.

Can I add a crunchy topping?

Absolutely—add crushed crackers, breadcrumbs, or French fried onions in the last 15 minutes of baking.

Is this good for brunch?

Yes! It’s perfect alongside eggs or fruit salad.

Can I use shredded hash browns?

Yes—just be sure to thaw and drain them before using.

Can I double the recipe?

Yes—use a larger baking dish or two pans, and extend the bake time slightly.

Conclusion

Kielbasa Sausage Cheesy Potato Casserole is the kind of comforting, creamy, cheesy dish that everyone loves. With minimal prep and maximum flavor, it’s the perfect solution for family dinners, potlucks, or any time you want to serve up a warm, satisfying meal. Try it once, and it’ll quickly become a household favorite.

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