This Shortcut Lazy Pierogi Casserole is the ULTIMATE lazy pierogies! You can't get any easier than this. Made quicker with instant mashed potatoes, farmer's cheese (dry cottage cheese), and oven-ready lasagna noodles, then loaded with cheese, bacon, and diced onions, this Easy Lazy Pierogi recipe is like eating loaded perogies in the form of a casserole!

This Lazy Perogy Casserole is especially popular during the winter months and was inspired by my Potato and Cottage Cheese Perogies on this site, and pairs well with Air Fryer Kielbasa and Cooker Cabbage Roll Casserole. It makes a great side dish or main dish and it's the ultimate cozy comfort food!
🍒Reader Review
"I made this in a 6-7 qt. crockpot, as I currently have no oven (getting a new kitchen!) so- I have to be resourceful to get dinner on the table. And this Lazy Pierogi casserole filled the bill just great - all of my favorite food groups put together! Cheese, butter, potatoes, noodles, bacon, and onion - IT was so good, and we had seconds and thirds - I had mine topped with sour cream yum, yum- was very filling too for our bone-chilling. winter nights here in the PNW! thanks again - You''ve got a winner!!" ⭐⭐⭐⭐⭐
Jump to:
- 🍒Reader Review
- 🥘Ingredient Notes
- 📖Variations & Substitutions
- 🔪How to Make Lazy Perogy Casserole
- Expert Recipe Tips
- 🥗 What to serve with Shortcut Lazy Perogy Casserole
- 🌡️Storage
- What to do with leftover Dry Cottage Cheese (Farmer's Cheese)
- 👪 Serving Size
- 🔢WW Points
- ❔Recipe FAQ's
- 🍲More Easy Casseroles
- 📋 Shortcut Lazy Pierogi Casserole Recipe
My Auntie Tania made me Lazy Perogies many years ago, but when I asked her for the original recipe, she couldn't find it. So, I decided to make up my own quicker version by memory.
🥘Ingredient Notes
You'll need the following simple and inexpensive ingredients:

- Pre-cooked bacon. I use this because it's fast, easy, and very little mess. *I buy this at Costco
- Oven-ready lasagna noodles. These cook faster than regular lasagna noodles.
- Instant mashed potatoes (2- 113 g pkgs) * I use Idahoan Buttery Homestyle
- Dry cottage cheese. I use dry cottage cheese because I don't want the liquid from regular cottage cheese.
- Unsalted butter. I like to control the salt in my cooking and baking
*Please see recipe card for full list of ingredients and quantities
📖Variations & Substitutions
- Potatoes- you can use any type of instant mashed potatoes (Idahoan and Honest Earth are my favorites) or leftover mashed potatoes
- Bacon- you could use regular bacon and cook it up in a frying pan, or use bacon bits
- Cottage Cheese - you can use regular cottage cheese instead of Farmer's Cheese (dry curd) but drain it first.
- Lasagna Noodles-you can use fresh lasagna noodles instead (and you don't have to worry about soaking them) You could use regular lasagna noodles but you'll need to boil them. You could also use whole wheat lasagna noodles.
- Dill - you could use dried dill if you don't have fresh but you'll need to use ½ the amount.
🔪How to Make Lazy Perogy Casserole
PREP: Spray a 9x13 pan with non-stick cooking spray and heat the oven to 350 degrees F/176 degrees C. (or do this after the noodles are done soaking so you can use the same pan)

Soak lasagna noodles in hot water for 20 minutes.
*Be sure to stir them up regularly so they don't stick together. If they stick together, you won't get them apart! You can also split them into two dishes

Meanwhile : Make both packages of mashed potatoes as per package directions (in one bowl). If you use Idahoan Buttery Homestyle, you only have to add boiling water.

Mix 1 ½ cups of the cheddar cheese (reserve ½ cup for the topping), dry cottage cheese and salt into warm mashed potatoes together in a large bowl.

Remove lasagna noodles and place onto paper towel and pat dry

In a microwave-safe bowl cook onions in butter in microwave for 3 minutes.

Microwave bacon and pat with paper towel to remove grease. I do about 2 minutes and 50 seconds. Then chop into small pieces.
Add bacon to butter and onion mixture

In the bottom of a prepared 9×13 pan, place 3 lasagna noodles to cover the bottom.

Add ⅓ of the potato and cheese mixture on top of the noodles, making sure they are completely covered.

Then pour ⅓ of the melted butter, bacon and onion mixture over the potatoes

Repeat this 2 more times (another 2 layers of noodles, potato mixture, then butter/bacon/onion mixture)

Sprinkle the remaining ½ cup of cheese over the top.

Seal with aluminum foil.

Bake for 55 minutes. Then turn up to 500 degrees F/260 degrees C (broil) and cook for another 1-2 minutes until cheese on top is bubbly and browning. Let cool for 5 minutes.
Hint: It's important that the dish is well-sealed with foil so that the liquid in the dish softens the noodles (or they will be hard and dry)
Expert Recipe Tips
- Oven-ready lasagna noodles. Make sure the noodles are completely covered in the potato mixture, because any exposed edges will turn hard and crunchy. Most no-boil noodles will expand during cooking, so it's a good idea to slightly overlap them so they're not touching the sides of the dish.
- Caramelized Onions Upgrade – Instead of microwaving the onions, sauté them in a pan over medium-low heat until golden brown for a richer, sweeter flavor.
- Use Leftover Mashed Potatoes – If you have leftover homemade mashed potatoes, use them instead of instant for an even creamier filling.
- Make Ahead & Refrigerate – Assemble the casserole up to a day in advance and store it in the fridge before baking. This allows the flavors to meld beautifully!
- Extra Toppings – Serve with a dollop of sour cream, freshly chopped dill, and a drizzle of melted butter for that authentic pierogi taste. A sprinkle of fried onions or green onions adds crunch.
🥗 What to serve with Shortcut Lazy Perogy Casserole
In addition to kielbasa, my favorite dishes to serve with Lazy Man Perogies are Lazy Slow Cooker Cabbage Rolls (shown below), Beef Borscht (with canned beets), and Ukrainian Walnut Cake.

🌡️Storage
Store this leftover Lazy Perogy Casserole in an airtight container in the fridge for 4-5 days. These Lazy perogies also freeze well in an airtight container for up to 3 months.
What to do with leftover Dry Cottage Cheese (Farmer's Cheese)
Dry curd cottage cheese or farmer's cheese can be frozen for up to 3 months. It can also be used in many recipes. Check out this 15 Recipes with Farmers Cheese (Dry Cottage Cheese) post for lots of great ideas!
👪 Serving Size
This recipe makes 8 servings. However, you can half, double, or triple the recipe by clicking on the number and selecting the number of servings you'd like. The ingredient quantities will automatically adjust.

🔢WW Points
I'm not even going to tell you what the points are for this recipe because it is indulgent! BUT it can be made WW friendlier by using light butter, fat-free cheese, fat-free dry cottage cheese, whole wheat lasagna noodles (Catelli Healthy Harvest), and turkey bacon. Using homemade mashed potatoes (leftover is ideal) instead of instant will cut those points in half as well. Making these changes will bring the points down to 7 ww points per serving (⅛ of the whole recipe)!
❔Recipe FAQ's
Yes, but you will need to boil the regular lasagna noodles according to the package directions before layering them in the casserole.
Yes, you can assemble the casserole up to 24 hours in advance. Cover it tightly with plastic wrap or aluminum foil and store it in the refrigerator. When ready to bake, remove it from the fridge and bake as directed, adding 5-10 minutes to the cooking time if it's cold.
Yes, this casserole can be adapted for a slow cooker. Layer the ingredients as described in the recipe, cover, and cook on low for 4-5 hours or until the noodles are soft and the dish is heated through.
This Lazy Pierogi Casserole is ideal for feeding a crowd, for taking along to a potluck and so much quicker and easier than making traditional pierogi!
🍲More Easy Casseroles
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📋 Shortcut Lazy Pierogi Casserole Recipe
Ingredients
- 12 slices pre-cooked bacon *I buy this from Costco
- 9 oven ready lasagna noodles
- 3 cups instant mashed potatoes (2- 113 g pkgs) * I use Idahoan Buttery Homestyle
- 2 cups dry cottage cheese
- 2 cups cheddar cheese
- ½ teaspoon salt
- ½ cup butter
- 2 large onions, diced
Garnish
- fresh dill
- sour cream
Instructions
- Prep: Spray a 9x13 pan with non-stick cooking spray and heat the oven to 350 degrees F/176 C.
- Soak lasagna noodles in hot water for 20 minutes.*Be sure to stir them up regularly so they don't stick together. If they stick together, you won't get them apart! You can also split them into two dishes
- Meanwhile : Make both packages of mashed potatoes as per package directions (in one bowl). If you use Idahoan Buttery Homestyle, you only have to add boiling water.
- Mix 1 ½ cups of the cheddar cheese (reserve ½ cup for the topping), dry cottage cheese and salt into warm mashed potatoes together in a large bowl.
- In a microwave-safe bowl cook onions in butter in microwave for 3 minutes.
- Remove lasagna noodles and place onto paper towel and pat dry.
- Microwave bacon and pat with paper towel to remove grease. I do about 2 minutes and 50 seconds. Then chop into small pieces.Add bacon to butter and onion mixture.
- In the bottom of a prepared 9×13 pan, place 3 lasagna noodles to cover the bottom.
- Add ⅓ of the potato and cheese mixture.
- Then add ⅓ of the butter/bacon/onion mixture
- Repeat this 2 more times.
- Sprinkle the remaining cheese over the top.
- Seal with aluminum foil.
- Bake for 55 minutes. Turn up to 500 degrees F/260 degrees C (broil) and cook for another 1-2 minutes until cheese on top is bubbly and browning.
Garnish
- Garnish the whole dish with fresh dill and add a dollop of sour cream and a sprig of dill to each serving.
Notes
- Oven-ready lasagna noodles. Make sure the noodles are completely covered in the potato mixture, because any exposed edges will turn hard and crunchy. Most no-boil noodles will expand during cooking, so it's a good idea to slightly overlap them so they're not touching the sides of the dish.
- Caramelized Onions Upgrade – Instead of microwaving the onions, sauté them in a pan over medium-low heat until golden brown for a richer, sweeter flavor.
- Use Leftover Mashed Potatoes – If you have leftover homemade mashed potatoes, use them instead of instant for an even creamier filling.
- Make Ahead & Refrigerate – Assemble the casserole up to a day in advance and store it in the fridge before baking. This allows the flavors to meld beautifully!
- Extra Toppings – Serve with a dollop of sour cream, freshly chopped dill, and a drizzle of melted butter for that authentic pierogi taste. A sprinkle of fried onions or green onions adds crunch.
Jean
Hi Terri - oh I know we're going to be good friends. I like your short cut approach to involved recipes for an otherwise delicious cuisine. That said I love pierogis, but not cheap to buy and feeling a little sheepish about making them - I came to your site for the shortcut borscht recipe, which I will make tonite and spotted this! What's not to love about a giant pierogi in the form of a potato cheese bacon lasagna? Oh yum!
Terri Gilson
Hi Jean! Ah... a kindred spirit 🙂 I hope you enjoy the recipes!
I'd so appreciate it if you could leave a 5 star review if you love them.
Take care,
Terri
Jean
Hi Terri
I made this in a 6-7 qt. crockpot, as I currently have no oven (getting a new kitchen!) so- I have to be resourceful to get dinner on the table. And this Lazy Pierogi casserole filled the bill just great - all of my favorite food groups put together! Cheese, butter, potatoes, noodles, bacon and onion - IT was so good, and we had seconds and thirds - I had mine topped with sour cream yum, yum- was very filling too for our bone chilling. winter nights here in the PNW! thanks again - You''ve got a winner!
Terri Gilson
Hi Jean,
I'm so glad to hear it worked out in a crockpot and that you loved it so much! It was very popular around here too 🙂
I'm going to try doing it like that next time.:)
Take care,
Terri