There’s something warm and comforting about a hot bowl of casserole, especially when it’s packed with delicious flavors. Crock Pot Pierogi Casserole with Kielbasa is the perfect dish for any family meal. It brings together creamy layers, tender pierogis, and savory kielbasa. This easy recipe will quickly become a favorite at your table.

Why You Will Love This Crock Pot Pierogi Casserole
This dish is all about ease and comfort. It’s super simple to prepare, making it great for beginners. You’ll love how it fills your kitchen with an inviting smell as it cooks. Plus, it’s family-friendly, allowing everyone to enjoy their meal together. With basic ingredients, you’ll find this casserole is both tasty and fulfilling.
How to Make Crock Pot Pierogi Casserole
Making this dish in a Crock Pot is as easy as layering. You will prepare the ingredients, then let the slow cooker do the magic. That means you can spend your time on other things while dinner cooks itself. It’s the perfect way to enjoy a warm meal without too much fuss.
What You Need
To create this delicious casserole, you’ll need the following ingredients:
- Frozen potato-and-cheese pierogis
- Kielbasa (smoked Polish sausage)
- Caramelized onions
- Creamy sauce (sour cream or cream of mushroom soup)
- Shredded cheddar cheese
- Salt and pepper
- Optional: Extra cheese, more veggies, crispy topping
Step-by-Step
Here’s how to cook your Crock Pot Pierogi Casserole:
- In the Crock Pot, layer half of the frozen pierogis.
- Add half of the kielbasa, caramelized onions, and a layer of the creamy sauce.
- Sprinkle half of the cheddar cheese over the top.
- Repeat the layers with the remaining ingredients.
- Cover and cook on low for 6-8 hours or high for 3-4 hours, until the pierogis are tender.
- Serve hot and enjoy with your choice of salads or crusty bread.

How to Serve Crock Pot Pierogi Casserole
This casserole pairs beautifully with a fresh salad or some crusty bread. You might also enjoy it with a side of steamed vegetables for a balanced meal. For a cozy touch, consider adding a dollop of sour cream or some fresh herbs on top. This dish is perfect for family dinners or casual gatherings with friends.
How to Store Crock Pot Pierogi Casserole
To keep your leftovers fresh, let the casserole cool completely before storing. Place it in an airtight container and refrigerate for up to 3 days. For longer storage, you can freeze it for up to 2 months. When you’re ready to eat again, simply heat it in the oven or microwave until warm.
Recipe Tips
- Timing: Cooking on low gives the best flavors; if you’re short on time, use high.
- Texture: Make sure to check the tenderness of the pierogis before serving.
- Ingredient swaps: Feel free to use other proteins, like chicken or turkey sausage.
- Avoid the mush: Don’t cook for too long on high; keep an eye on the texture.
- Additions: Toss in some veggies, like spinach or bell peppers, for extra nutrition.
Variations & Swaps
- Veggie version: Swap kielbasa for mushrooms or lentils for a vegetarian version.
- Cheesy delight: Add extra cheese like mozzarella or pepper jack for a different flavor.
- Holiday twist: Mix in some holiday spices, like nutmeg and thyme, for a festive touch.
FAQs
Can I make this casserole ahead of time?
Absolutely! You can layer everything in the Crock Pot and refrigerate it overnight, then cook it the next day.
Can I freeze the casserole?
Yes, it freezes well. Just make sure it’s in an airtight container before freezing.
What other meats can I use instead of kielbasa?
You can use any cooked sausage, ham, or even shredded chicken as a substitute.
What should I do if the casserole is too dry?
If it seems dry, add a little more creamy sauce or broth before serving.
How do I avoid overcooking the pierogis?
Stick to the recommended cooking time and check the texture before serving to get it just right.

Crock Pot Pierogi Casserole
Ingredients
Main Ingredients
- 1 package Frozen potato-and-cheese pierogis
- 14 oz Kielbasa (smoked Polish sausage) Sliced
- 2 cups Caramelized onions
- 1 cup Creamy sauce (sour cream or cream of mushroom soup) Choose your preferred option
- 2 cups Shredded cheddar cheese
- to taste Salt and pepper
Optional Additions
- to taste Extra cheese
- to taste More veggies (spinach, bell peppers, etc.)
- to taste Crispy topping For added texture
Instructions
Preparation
- In the Crock Pot, layer half of the frozen pierogis.
- Add half of the kielbasa, caramelized onions, and a layer of the creamy sauce.
- Sprinkle half of the cheddar cheese over the top.
- Repeat the layers with the remaining ingredients.
Cooking
- Cover and cook on low for 6-8 hours or high for 3-4 hours, until the pierogis are tender.
Serving
- Serve hot and enjoy with your choice of salads or crusty bread.






