Hearty Crockpot Pierogi Casserole: Easy Weeknight Comfort

Featured in Hearty Main Dishes.

Crockpot Pierogi Casserole brings easy weeknight comfort! Creamy, cheesy, and so simple, this slow cooker meal is a family favorite with minimal fuss.
Serena Quinn
Updated on Thu Sep 11 2025 at 01:58 PM
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Oh, the crockpot. My kitchen's unsung hero, especially when life decides to throw a dozen curveballs at once. This Crockpot Pierogi Casserole recipe? It started as one of those 'what can I throw together that doesn't involve actual cooking effort tonight?' moments, honestly. I remember staring into the fridge, seeing leftover ham and a bag of frozen pierogi, and just thinking, 'Why not?' The first time, it was a bit of a chaotic mess cheese everywhere, but the smell! It filled the house with this warm, comforting hug. It's special because it’s easy, forgiving, and tastes like pure contentment.

I swear, the first time I made this Crockpot Pierogi Casserole, I completely forgot to spray the crockpot. Cue a frantic scraping session later, with bits of cheesy goodness stuck to the bottom. Oops! My husband just laughed, bless his heart, while I wrestled with a spatula. Now, I always, always remember that little step. It’s those small kitchen disasters that make a recipe truly mine, I guess.

Hearty Crockpot Pierogi Casserole Ingredients

  • Frozen Pierogi (16 oz bag): Seriously, the star of this Crockpot Pierogi Casserole show! I grab the potato and cheddar kind, but honestly, any savory pierogi works. Don't even think about boiling them first, that's the beauty of the crockpot here. It handles all the work.
  • Cooked Ham (diced, 1.5 cups): This is where leftover ham shines. I've used smoked sausage too, and it worked, kinda, but the ham just has that classic, comforting flavor. Just make sure it's fully cooked, no raw meat in the slow cooker, please!
  • Cream of Chicken Soup (10.5 oz can): This is the creamy magic. Don't use the 'healthy' low-fat version unless you really have to, the full-fat just gives it that rich, velvety texture. I once tried cream of mushroom, and it was... different. Not bad, but not this.
  • Sour Cream (1 cup): Adds that tangy, irresistible kick and makes everything super luscious. I'm a full-fat sour cream person, always. Honestly, it makes such a difference in the final texture. Don't skimp here, it's worth it!
  • Onion (1 small, diced): My secret weapon for a little aromatic depth. I prefer yellow onion, it sweetens up nicely as it cooks. I've had many an "oops, too much onion" moment, so start small if you're not an onion fanatic like me.
  • Cheddar Cheese (shredded, 2 cups): What's a casserole without cheese? I always shred my own, it melts so much better than the pre-shredded stuff, which sometimes has anti-caking agents. I tried a blend once, and it was fine, but sharp cheddar just sings in this dish.
  • Milk (1/2 cup): Whole milk is my go-to. It helps thin out the soup and sour cream mixture just right. I once used almond milk in a pinch, and it was okay, but the richness wasn't quite there. Stick with dairy for that classic creamy texture.
  • Black Pepper (1/2 tsp): Just a simple seasoning, but it really ties everything together. I always do a few extra grinds from the mill. Don't forget it!

Making Crockpot Pierogi Casserole: The Steps

Prep the Crockpot:
First things first, grab your slow cooker and give it a good spray with non-stick spray. Trust me on this one, I've had cheese-stuck-to-the-bottom incidents, and it's not fun. This Crockpot Pierogi Casserole needs a smooth start, so this little step saves you a lot of scrubbing later. I always double-check this now!
Mix the Creamy Base:
In a large bowl, whisk together the cream of chicken soup, sour cream, milk, and black pepper until it's all smooth and creamy. This is the heart of your dish, so make sure there are no lumps. I sometimes get a little too enthusiastic with the whisk and splash some on the counter, typical me!
Layer the Goodness:
Now for the fun part! Spread about a third of your creamy mixture on the bottom of the prepared crockpot. Then, arrange half of the frozen pierogi over it. Sprinkle half of the diced ham and half of the diced onion. This layering is key for even cooking and flavor distribution in this casserole.
Repeat and Top:
Layer another third of the creamy mixture over the pierogi, then add the remaining pierogi, ham, and onion. Pour the last bit of creamy mixture over everything, making sure it's evenly distributed. You want those pierogi to be nestled in all that deliciousness so they can cook up nice and tender.
Slow Cook Magic:
Cover your crockpot and cook on LOW for 4-5 hours or on HIGH for 2-3 hours. The cooking time can vary a bit depending on your slow cooker, so keep an eye on it. You'll know it's ready when the pierogi are tender and the sauce is bubbling and thick. The kitchen will smell incredible, promise!
Add the Cheese & Finish:
About 30 minutes before serving, sprinkle the shredded cheddar cheese evenly over the top of the casserole. Re-cover the crockpot and let it cook until the cheese is melted and bubbly. This is where the magic happens and you get that glorious, gooey top. I love watching the cheese melt, it's so satisfying! Then, scoop out your amazing dish and enjoy.

Honestly, some of my best kitchen memories are the ones where things didn't go perfectly, but the food still tasted amazing. This casserole is one of those. I once added a little too much milk and it was a bit soupy, but a quick stir of some cornstarch slurry fixed it right up. It’s a forgiving dish, which is why I love it so much. It’s real food for real life, with all its beautiful imperfections.

Crockpot Pierogi Casserole Storage Tips

Got leftovers? Lucky you! This Crockpot Pierogi Casserole is fantastic the next day. Just scoop any remaining casserole into an airtight container and pop it in the fridge. It'll stay good for about 3-4 days. I've definitely microwaved it once or twice for a quick lunch, and while the sauce doesn't separate like some dishes, it can get a little less creamy. My best advice for reheating is gently on the stovetop with a splash of milk, or in the oven at 300°F (150°C) until warmed through. Freezing works too! Just portion it into freezer-safe containers and it’ll be great for up to 2-3 months. Just thaw overnight in the fridge before reheating.

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Crockpot Pierogi Casserole Substitutions

Okay, let's talk swaps for this Crockpot Pierogi Casserole, because sometimes you just work with what you've got! I've tried using cooked, crumbled bacon instead of ham, and honestly, it adds a fantastic smoky flavor totally recommend it if you're a bacon lover. For the cream of chicken soup, cream of mushroom or even cream of celery can work, though the flavor profile shifts a bit, I tried cream of mushroom once and it was... earthier. If you don't have sour cream, plain Greek yogurt can be a surprisingly good stand-in, but it might add a touch more tang. And cheese? Feel free to mix it up! Colby Jack or Monterey Jack would be lovely too. I even threw in some mozzarella once for extra stretchiness, and it was a cheesy dream.

Crockpot Pierogi Casserole Serving Suggestions

This Crockpot Pierogi Casserole is a complete meal on its own, but sometimes you just want a little something extra, right? For a light side, I love serving it with a simple green salad dressed with a vinaigrette to cut through the richness. Or, if you're leaning into the comfort vibe, a side of steamed green beans or roasted broccoli adds a nice touch. For drinks, a crisp pilsner or a dry white wine like a Sauvignon Blanc pairs surprisingly well. And for dessert? Keep it simple! Maybe some apple slices with cinnamon, or a scoop of vanilla ice cream. This dish and a cozy blanket, maybe a good book or a rom-com? Yes please, that's my kind of evening.

The Cultural Story of Crockpot Pierogi Casserole

Pierogi hold such a special place in my heart. Growing up, they were a staple at family gatherings, a nod to our Eastern European roots. My grandma, bless her, used to spend hours making them by hand, and her kitchen always smelled of onions and potatoes. This Crockpot Pierogi Casserole isn't traditional in the 'grandma's recipe' sense, but it captures that same feeling of warmth and home, just with a modern, super-easy twist. It's a way for me to bring those comforting flavors to my own busy family, without the hours of dough-kneading. It's about preserving the feeling of tradition, even if the method is totally new.

And there you have it, my friends the Crockpot Pierogi Casserole that saves my weeknights and warms my soul. It’s a simple dish, but it carries so much comfort and joy for me. The way the cheese melts, the tender pierogi, that creamy sauce... it’s just pure happiness in a bowl. I hope it brings a little bit of that easy, delicious chaos into your kitchen too. Seriously, give it a try and tell me how it goes! I’d love to hear your own kitchen adventures with it.

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Frequently Asked Questions

→ Can I use fresh pierogi instead of frozen?

Honestly, I haven't tried fresh pierogi in this Crockpot Pierogi Casserole myself, but I imagine they'd cook much faster! You might want to reduce the cooking time significantly, maybe by an hour or so on low, and keep a close eye on them so they don't get mushy. Stick to frozen for ease, though!

→ What if I don't have ham?

No ham? No problem! As I mentioned, cooked kielbasa sliced into coins works wonderfully in this Crockpot Pierogi Casserole, or even browned ground beef or turkey. I've even done a vegetarian version with sautéed mushrooms and bell peppers, and it was surprisingly good, just different.

→ My sauce seems too thin/thick, what should I do?

Oh, I've been there! If your sauce for the Crockpot Pierogi Casserole is too thin, try mixing a tablespoon of cornstarch with a tablespoon of cold water, then stir it into the casserole during the last hour of cooking. If it's too thick, just add a splash more milk or chicken broth until it reaches your desired consistency. Easy fix!

→ How can I make this Crockpot Pierogi Casserole spicier?

If you like a little kick, I totally get it! You could add a pinch of red pepper flakes to the creamy mixture, or even a dash of hot sauce. I've also swapped out a bit of the cheddar for pepper jack cheese, and that gave it a nice little zing without being overwhelming. Experiment!

→ Can I add vegetables to this casserole?

Absolutely! I've tossed in some frozen peas or corn during the last hour of cooking, and they integrate beautifully. Sautéed mushrooms or bell peppers would also be fantastic additions for this Crockpot Pierogi Casserole. Just don't add too many watery veggies at the start, or it might thin out your sauce.

Hearty Crockpot Pierogi Casserole: Easy Weeknight Comfort

Crockpot Pierogi Casserole brings easy weeknight comfort! Creamy, cheesy, and so simple, this slow cooker meal is a family favorite with minimal fuss.

4.5 out of 5
(6 reviews)
Prep Time
15 Minutes
Cook Time
4 Hours
Total Time
4 Hours 15 Minutes

Category: Hearty Main Dishes

Difficulty: Beginner

Cuisine: American (Comfort)

Yield: 6 Servings

Dietary: Contains Dairy, Meat

Published: Thu Sep 11 2025 at 01:58 PM

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Ingredients

→ Main Players

01 Frozen Pierogi (16 oz bag)
02 Cooked Ham (diced, 1.5 cups)
03 Onion (1 small, diced)

→ Creamy Foundation

04 Cream of Chicken Soup (10.5 oz can)
05 Sour Cream (1 cup)
06 Milk (1/2 cup)

→ Flavor Boosters

07 Black Pepper (1/2 tsp)

→ Cheesy Topping & Finishing

08 Cheddar Cheese (shredded, 2 cups)

Instructions

Step 01

First things first, grab your slow cooker and give it a good spray with non-stick spray. Trust me on this one, I've had cheese-stuck-to-the-bottom incidents, and it's not fun. This Crockpot Pierogi Casserole needs a smooth start, so this little step saves you a lot of scrubbing later. I always double-check this now!

Step 02

In a large bowl, whisk together the cream of chicken soup, sour cream, milk, and black pepper until it's all smooth and creamy. This is the heart of your dish, so make sure there are no lumps. I sometimes get a little too enthusiastic with the whisk and splash some on the counter, typical me!

Step 03

Now for the fun part! Spread about a third of your creamy mixture on the bottom of the prepared crockpot. Then, arrange half of the frozen pierogi over it. Sprinkle half of the diced ham and half of the diced onion. This layering is key for even cooking and flavor distribution in this casserole.

Step 04

Layer another third of the creamy mixture over the pierogi, then add the remaining pierogi, ham, and onion. Pour the last bit of creamy mixture over everything, making sure it's evenly distributed. You want those pierogi to be nestled in all that deliciousness so they can cook up nice and tender.

Step 05

Cover your crockpot and cook on LOW for 4-5 hours or on HIGH for 2-3 hours. The cooking time can vary a bit depending on your slow cooker, so keep an eye on it. You'll know it's ready when the pierogi are tender and the sauce is bubbling and thick. The kitchen will smell incredible, promise!

Step 06

About 30 minutes before serving, sprinkle the shredded cheddar cheese evenly over the top of the casserole. Re-cover the crockpot and let it cook until the cheese is melted and bubbly. This is where the magic happens and you get that glorious, gooey top. I love watching the cheese melt, it's so satisfying! Then, scoop out your amazing dish and enjoy.

Notes

  1. Always spray your slow cooker *generously* – I learned this the hard way with a sticky mess!
  2. This Crockpot Pierogi Casserole freezes beautifully, portion it out for quick future meals.
  3. Swap out the ham for cooked kielbasa or even browned ground beef for a different twist, it's pretty versatile.
  4. A little fresh parsley sprinkled on top before serving makes it look fancy, even if you just rolled out of bed.

Tools You'll Need

  • Slow Cooker (Crockpot)
  • Large Mixing Bowl
  • Whisk

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Gluten (from pierogi)
  • Dairy
  • Soy (check soup ingredients)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 450
  • Total Fat: 25g
  • Total Carbohydrate: 35g
  • Protein: 22g

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