A Creamy, Cheesy Slow Cooker Dinner Everyone Loves

If you’re craving hearty comfort food with minimal effort, this Easy Crockpot Pierogi Casserole With Kielbasa is exactly what you need.

It’s creamy.
It’s cheesy.
It’s smoky.
And your slow cooker does all the work.

This cozy casserole combines tender pierogies, savory kielbasa sausage, melty cheddar cheese, and a rich creamy sauce — all slow-cooked into pure comfort.

At inasrecipes.com, we love recipes that deliver big flavor with simple prep, and this crockpot pierogi casserole is one of our most satisfying family meals.

🔗 Love slow cooker comfort food? Try our Irish Ground Beef & Cabbage – Hearty 30-Minute Meal next:
https://inasrecipes.com/irish-ground-beef-cabbage-hearty-30-minute-meal

Why You’ll Love This Easy Crockpot Pierogi Casserole With Kielbasa

• ⏲ Hands-off slow cooker recipe
• 🧀 Ultra creamy and cheesy
• 🌭 Smoky kielbasa adds bold flavor
• 👨‍👩‍👧 Family-friendly comfort meal
• 🥶 Perfect for meal prep

This Easy Crockpot Pierogi Casserole With Kielbasa is perfect for busy weeknights, potlucks, or cozy winter dinners.

Ingredients You’ll Need

Main Ingredients

• 1 (32 oz) bag frozen cheddar pierogies
• 1 lb kielbasa sausage, sliced
• 1 small onion, diced
• 2 cups shredded sharp cheddar cheese
• 1 (10.5 oz) can cream of mushroom soup
• 1 cup sour cream
• ½ cup chicken broth
• ½ tsp garlic powder
• ½ tsp black pepper
• 2 tbsp butter, cubed

Optional Add-Ins

• Cooked bacon bits
• Sautéed mushrooms
• Fresh parsley for garnish

How to Make Easy Crockpot Pierogi Casserole With Kielbasa

Step 1 – Layer the Ingredients

Spray your crockpot with nonstick spray.
Add half of the frozen pierogies to the bottom.

Layer with:

• Half the sliced kielbasa
• Half the diced onion
• Half the shredded cheddar

Repeat layers.

Step 2 – Mix the Creamy Sauce

In a bowl, combine:

• Cream of mushroom soup
• Sour cream
• Chicken broth
• Garlic powder
• Black pepper

Stir until smooth.

Pour evenly over layered ingredients.

Step 3 – Add Butter & Cook

Dot top with butter cubes.

Cook on:

• LOW for 4–5 hours
• OR HIGH for 2–3 hours

Pierogies should be tender, and cheese melted and bubbly.

Step 4 – Serve & Garnish

Stir gently before serving.
Top with parsley or crispy bacon bits.

What Are Pierogies and Kielbasa?

Pierogies

Pierogies are traditional Eastern European dumplings filled with:

• Mashed potatoes
• Cheese
• Meat
• Sauerkraut

They are typically boiled, then pan-fried in butter.

Kielbasa

Kielbasa is Polish smoked sausage made from pork or beef. It’s savory, smoky, and perfect for slow cooking.

Together, they create the ultimate comfort combination.

How Long Does Kielbasa Need to Cook in a Crockpot?

Since kielbasa is pre-cooked, it only needs enough time to heat through.

In this Easy Crockpot Pierogi Casserole With Kielbasa, 2–5 hours is perfect. Overcooking can dry it out.

How Long to Cook Pierogies in a Slow Cooker?

Frozen pierogies need:

• 4–5 hours on LOW
• OR 2–3 hours on HIGH

They should be soft but not mushy.

Common Mistakes When Making Pierogies

1. Overcooking them
2. Not enough sauce (they dry out)
3. Skipping seasoning
4. Cooking too long on high

For slow cooker casseroles, always include enough liquid to prevent sticking.

Flavor Variations

• Add caramelized onions
• Mix in cream cheese for extra richness
• Use spicy kielbasa
• Add shredded mozzarella for stretchy cheese

🔗 Looking for another cheesy dinner? Try our French Onion Orzo Bake:
https://inasrecipes.com/french-onion-orzo-bake

Storage & Reheating

• Refrigerator: Up to 4 days
• Freezer: 2–3 months
• Reheat: Microwave or oven at 350°F

This Easy Crockpot Pierogi Casserole With Kielbasa reheats beautifully.

Frequently Asked Questions

How long does kielbasa need to cook in a crockpot?

Since it’s pre-cooked, 2–5 hours is sufficient to heat through and infuse flavor.

How long to cook perogies in a slow cooker?

Frozen pierogies cook in 4–5 hours on LOW or 2–3 hours on HIGH.

What are the common mistakes in making pierogies?

Overcooking, lack of seasoning, and not enough sauce are the biggest mistakes.

What are pierogies and kielbasa?

Pierogies are stuffed dumplings; kielbasa is smoked Polish sausage. Together, they make a comforting Eastern European-inspired dish.

Nutrition (Per Serving)

• Calories: 520
• Protein: 22g
• Carbs: 40g
• Fat: 30g

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