A delicious aroma wafts through the kitchen as this comforting dish bakes to perfection, filling the home with warmth. The Kielbasa Sausage Cheesy Potato Casserole combines smoked kielbasa with creamy potatoes and melted cheese, creating a satisfying and hearty meal that takes just about one hour to prepare and cook. Its creamy texture and savory flavors are sure to please.
This recipe is perfect for families, potlucks, or cozy gatherings. It’s an excellent choice for a weeknight dinner and can be assembled ahead of time. Just pop it in the oven when you’re ready to eat!
Why You’ll Love This Recipe
- The creamy blend of cheese and potatoes creates a rich, satisfying texture.
- It bakes to golden perfection, offering a delightful crunch on top.
- Quick to prepare, this casserole can go from kitchen to table in under an hour.
- It’s incredibly versatile, easily accommodating various substitutions.
What You’ll Need
Here’s everything you need to make this delicious casserole.
For the Casserole
- 1 lb 450 g smoked kielbasa sausage, sliced into ½-inch pieces
- 1 bag (32 oz / 900 g) frozen diced hash brown potatoes, thawed
- 1 can (10.5 oz / 295 g) cream of chicken soup (or cream of mushroom)
- 1 cup sour cream
- 2 cups shredded cheddar cheese (divided)
- ½ cup chopped green onions (or white onion sautéed)
- ½ teaspoon garlic powder
- ½ teaspoon black pepper
- ½ teaspoon paprika
- 2 tablespoons butter, melted
For Topping (Optional)
- 1 cup crushed cornflakes or Ritz crackers
Use cream of mushroom for a vegetarian option.
Substitutions & Swaps
- Cream of chicken soup can be replaced with cream of mushroom soup.
- Fresh onions can be sautéed instead of using green onions.
- Use any type of shredded cheese you prefer.
- Substitute kielbasa with another type of smoked sausage.
How to Make It
Get ready to create this cheesy delight in no time.
1. Preheat and Prepare
Preheat the oven to 350°F (175°C) and grease a 9×13-inch baking dish.
2. Mix the Base
Combine the cream of chicken soup, sour cream, 1 ½ cups of cheddar cheese, green onions, garlic powder, black pepper, and paprika in a large mixing bowl. Mix until smooth.
3. Add Hash Browns
Stir in the thawed hash brown potatoes until they are evenly coated with the creamy mixture.
4. Fold in Kielbasa
Fold in the sliced kielbasa sausage, ensuring it is evenly distributed throughout the potato mixture.
5. Spread in Dish
Spread the mixture into the prepared baking dish, smoothing it out evenly.
6. Top with Cheese
Sprinkle the remaining ½ cup of cheddar cheese on top of the casserole.
7. Add Crunch (Optional)
Mix the melted butter with the crushed cornflakes or Ritz crackers (if using) and scatter this topping over the casserole.
8. Bake
Bake uncovered for 40–45 minutes, until the casserole is bubbly and the topping is golden brown.
9. Rest
Let rest for 5 minutes before serving, allowing it to set slightly for easier serving.
How to Store It
Fridge: Store in an airtight container for up to 4 days.
Freezer: Yes, freeze for up to 2 months.
Reheat: Microwave for 3–5 minutes or bake at 350°F (175°C) until warm.
Tips for Best Results
- Ensure the hash browns are thoroughly thawed for even cooking.
- Customize the spices according to your flavor preference.
- Allow the casserole to rest before serving to enhance texture.
- Adding more vegetables like bell peppers or peas can enhance the nutrition.
Serving Suggestions
- Pair with a simple green salad for a complete meal.
- Serve alongside crusty bread for a hearty, comforting dinner.
- Perfect for holiday gatherings or as a crowd-pleasing potluck dish.

