Kielbasa Cheesy Potato Casserole

Section: Wholesome Meals for Every Day

This dish brings together smoky kielbasa slices, tender potatoes, and a luscious, creamy sauce for the ultimate comfort meal. The combination of sour cream, cream of chicken soup, and cheddar cheese creates a rich, tangy filling, further enhanced by green onions and smoked paprika. A crunchy topping of crushed crackers or cornflakes adds extra texture. Perfect for family gatherings or weeknight dinners, it emerges bubbly and golden from the oven—let it rest briefly for maximum flavor before slicing up generous, satisfying portions.

woman cooking.
Created By Lena
Updated on Fri, 06 Feb 2026 15:22:52 GMT
A bowl of food with sausage and cheese. Save
A bowl of food with sausage and cheese. | recipesbylena.com

Kielbasa sausage cheesy potato casserole is pure comfort food tucked into one bubbly dish. Whether I am feeding a hungry crowd on game day or just need a weeknight dinner that feels like a big cozy hug this cheesy bake never disappoints. The crispy topping adds the best buttery crunch over creamy potatoes and smoky sausage.

The first time I baked this casserole for my sister’s family there was laughter at the table and not a single spoonful left. I now bring it to every potluck and it is always the first dish scraped clean.

Ingredients

  • Smoked kielbasa sausage: this brings deep savory flavor and a satisfying bite so look for a good-quality brand with a natural smoky aroma
  • Frozen diced hash brown potatoes: easy and time-saving these soak up the cheesy sauce so choose a brand with minimal added ingredients or sodium
  • Cream of chicken soup or mushroom: lends creamy structure with comforting old-school casserole flavor check the can for lower sodium if you prefer
  • Sour cream: creates tangy richness and blends the sauce
  • Shredded cheddar cheese: sharp cheddar adds that craveable flavor and melty texture use freshly grated for best melt and taste
  • Chopped green onions or sautéed white onion: brings a gentle bite and sweetness take time to sauté if using white onion for best flavor
  • Garlic powder: gives gentle warmth and background savoriness look for fresh aromatic powder
  • Black pepper: lifts the flavor use freshly ground for extra punch
  • Paprika: adds a bit of color and subtle smokiness opt for Hungarian or Spanish if you have it on hand
  • Butter for the topping: to help bind and brown the crunchy layer real butter will taste best
  • Crushed cornflakes or Ritz crackers for the topping: totally optional but gives an irresistible golden crunch choose whichever suits your taste

Instructions

Preheat the Oven:
Heat your oven to three hundred fifty degrees Fahrenheit and grease a nine by thirteen inch baking dish for even cooking and easy clean-up
Mix the Cheesy Sauce:
In a large mixing bowl combine your cream of chicken soup sour cream one and a half cups cheddar cheese green onions garlic powder black pepper and paprika Mix with a sturdy spoon or spatula until completely smooth and uniform This step is the flavor core so take your time
Add the Potatoes:
Gently stir the thawed hash brown potatoes into the cheesy mixture Make sure every cube is coated for even baking and no dry bites
Fold in the Sausage:
Slice kielbasa evenly and fold it into the bowl You want sausage distributed throughout so each serving gets plenty
Fill the Baking Dish:
Spoon the entire mixture evenly into your prepared baking dish Smooth the top so it bakes and browns beautifully
Add Cheesy Layer and Crunch:
Sprinkle the remaining half cup cheddar across the surface For the crunchy topping if desired stir melted butter gently into the crushed cornflakes or crackers then scatter this topper evenly
Bake:
Place uncovered in your hot oven Bake for forty to forty five minutes until bubbling around the edges and the top is golden brown If you see deep bubbling at the corners it is done
Rest Before Serving:
Let the casserole rest for five minutes before serving This helps it set up and lets the cheese thicken for perfect creamy scoops
A variety of foods are displayed in bowls, including meat, cheese, and vegetables.
A variety of foods are displayed in bowls, including meat, cheese, and vegetables. | recipesbylena.com

I always get questions about the crispy topping because it is everyone’s favorite part My son once volunteered to crush all the crackers just so he could sneak a handful fresh from the bag There is something irresistible about that buttery golden crunch paired with creamy potatoes

Storage Tips

Store leftover casserole tightly covered in the fridge up to four days For longer storage freeze portions in airtight containers Thaw overnight in the fridge and reheat at three hundred twenty five degrees until warmed through The crunchy topping may soften but you can crisp it under the broiler if you like

Ingredient Substitutions

If you need to skip kielbasa try cooked chicken or diced ham A can of cream of mushroom or even cheddar cheese soup works well for a different twist Greek yogurt swaps for sour cream when you want a tangy lighter version Monterey jack or Colby cheeses melt beautifully in place of cheddar

Serving Suggestions

Serve wedges alongside something bright like a crisp green salad or steamed green beans This is also fantastic with a spoonful of tangy applesauce or a dollop of grainy mustard for a little kick If you make it for brunch round it out with a fruit salad

Cultural and Historical Context

This casserole style is rooted in Midwestern and Southern kitchens where comfort and practicality rule Hashbrown casseroles became a classic for church suppers and holiday gatherings and adding kielbasa nods to Eastern European flavor traditions It is a dish designed to welcome both guest and family with warmth

Seasonal Adaptations

Add chopped bell peppers or zucchini in summer for extra color Try swapping in turkey sausage for a lighter fall or winter version Toss in a handful of frozen peas or corn for springtime freshness

Success Stories

I brought this dish to a community holiday dinner and met three new neighbors who asked for the recipe Since then I always bring a double batch because someone inevitably asks if they can take some home

Freezer Meal Conversion

Assemble all ingredients in the baking dish skip the crunchy topping for now and wrap tightly Freeze up to three months When ready to bake thaw overnight in the fridge add the topping and bake as directed It is a lifesaver for last minute gatherings

A bowl of food with sausage and cheese.
A bowl of food with sausage and cheese. | recipesbylena.com

This casserole is guaranteed to disappear quickly whenever you serve it. With its golden crispy topping and rich cheesy filling everyone will be asking for seconds.

Recipe FAQs

→ Can I use fresh potatoes instead of frozen hash browns?

Yes, you can substitute frozen hash browns with peeled and diced fresh potatoes. Be sure to parboil them briefly until just tender for even baking.

→ What other sausages work well besides kielbasa?

Smoked sausages like andouille or turkey sausage make flavorful alternatives, but adjust seasonings as needed for different spice levels.

→ How do I prevent the casserole from turning out watery?

Ensure your potatoes are fully thawed and drained before mixing. Baking uncovered also helps moisture evaporate, resulting in a creamy consistency.

→ Is there a way to make this dish ahead of time?

Assemble the casserole and refrigerate covered up to 24 hours in advance. Add the crunchy topping just before baking for best texture.

→ Can I freeze leftovers for later?

Yes, let the casserole cool completely, wrap well, and freeze for up to 2 months. Reheat in the oven until bubbly and heated through.

Kielbasa Cheesy Potato Casserole

Smoked sausage, creamy potatoes, and cheddar cheese baked to golden, comforting perfection in one dish.

Preparation Time
15 minutes
Time to Cook
45 minutes
Overall Time
60 minutes
Created By: Lena

Recipe Category: Lunch & Dinner

Difficulty Level: Great for Beginners

Cuisine Style: American

Serving Size: 6 Portions (One 23 × 33 cm tray casserole)

Dietary Categories: ~

Ingredients List

→ Main Components

01 450 g smoked kielbasa sausage, sliced into 1.25 cm pieces
02 900 g frozen diced hash brown potatoes, thawed
03 295 g cream of chicken soup or cream of mushroom soup
04 240 ml sour cream
05 170 g shredded cheddar cheese, divided
06 65 g chopped green onions or 65 g sautéed white onion

→ Seasonings

07 2.5 ml garlic powder
08 2.5 ml ground black pepper
09 2.5 ml paprika

→ Topping (Optional)

10 28 g butter, melted
11 60 g crushed cornflakes or Ritz crackers

How to Make It

Step 01

Preheat oven to 175°C. Lightly grease a 23 × 33 cm baking dish.

Step 02

In a large mixing bowl, blend cream of chicken soup, sour cream, 115 g shredded cheddar cheese, green onions, garlic powder, black pepper, and paprika until the mixture is smooth.

Step 03

Add thawed hash brown potatoes to the bowl and stir until fully coated with the mixture.

Step 04

Fold in sliced kielbasa sausage, ensuring even distribution.

Step 05

Transfer the combined mixture into the prepared baking dish and spread evenly.

Step 06

Sprinkle the remaining 55 g cheddar cheese over the top. For a crunchy finish, mix melted butter with crushed cornflakes or crackers and evenly scatter over the surface.

Step 07

Bake uncovered for 40–45 minutes, until the casserole is bubbling and the topping is golden brown.

Step 08

Remove from oven and let rest for 5 minutes before serving.

Extra Tips

  1. For best texture, ensure hash browns are fully thawed and drained of excess moisture before mixing.

Essential Tools

  • 23 × 33 cm baking dish
  • Large mixing bowl
  • Oven
  • Wooden spoon or spatula

Allergen Warnings

Double-check all ingredients for allergens and consult your doctor if you’re unsure.
  • Contains milk, wheat (gluten), and may contain soy depending on soup and crackers used.

Nutritional Information (Per Serving)

This info is offered for general knowledge and isn’t meant as medical advice.
  • Calories Info: 510
  • Total Fat: 33 grams
  • Total Carbs: 35 grams
  • Proteins Content: 19 grams