Easy Comfort Food: Crockpot Pierogi with Kielbasa Casserole

When it comes to satisfying, no-stress meals, casseroles made in the slow cooker are always a winner. And if you’re looking for something unique, comforting, and packed with flavor, this Crockpot Pierogi with Kielbasa Casserole hits the spot every time.

Combining tender pierogies, smoky kielbasa, a creamy cheese sauce, and savory onions, this dish is the ultimate set-it-and-forget-it meal. It’s family-friendly, budget-conscious, and absolutely packed with Eastern European-inspired flavors—no fuss required.

Why You’ll Love This Recipe

Crockpot Convenience: Let the slow cooker do the work!

Crowd-Pleaser: Everyone loves cheesy pierogies and savory sausage.

Hearty & Filling: Great as a stand-alone meal.

Minimal Ingredients: Uses frozen pierogies and common kitchen staples.

Ingredients

1 (16 oz) package frozen pierogies (potato & cheese or your favorite variety)

1 lb kielbasa, sliced into ½-inch rounds

1 small onion, thinly sliced

1 cup shredded cheddar cheese

1 block (8 oz) cream cheese (cubed, softened)

1/2 cup sour cream

1/4 cup milk (or more if needed for thinning the sauce)

Salt & pepper to taste

Optional: chopped green onions or parsley for garnish

Instructions

Layer in the Crockpot:
Lightly spray the inside of your slow cooker with non-stick spray. Add frozen pierogies, sliced kielbasa, and onions.

Make the Creamy Sauce:
In a medium bowl, mix cream cheese, sour cream, milk, shredded cheddar, and a pinch of salt and pepper. Microwave in short bursts and stir until smooth, or blend together on the stovetop over low heat.

Pour & Cook:
Pour the cheese mixture evenly over the pierogies and kielbasa. Gently stir or layer as needed to coat.

Slow Cook:

Low for 4–5 hours

High for 2–3 hours
Stir halfway through cooking if possible to ensure even heating.

Serve:
Garnish with chopped green onions or parsley and serve hot!

Tips & Variations