Pierogi Lasagna

5 from 1 vote

Enjoy all the flavors of homemade pierogies in an easy, cheesy Pierogi Lasagna! Layers of mashed potatoes, caramelized onions, bacon, and gooey cheese make this the ultimate comfort food casserole. Perfect for using up leftover mashed potatoes!

Course Casseroles

Cuisine American

Keyword lasagna, pierogi

Prep Time 20

Cook Time 40

Total Time 1

Servings

Calories 544kcal

Author Stacie Vaughan

Ingredients

3 tbsp unsalted butter
3 cups yellow onions chopped
2 cups shredded sharp cheddar cheese
1 cup shredded mozzarella cheese
12 cooked lasagna noodles
6 cups mashed potatoes
5 strips cooked bacon crumbled
salt and pepper

Instructions

Preheat the oven to 350℉. Grease a deep 9x13-inch casserole with cooking spray.
Melt the butter in a skillet over medium heat. Add the onions and saute until translucent and starting to brown. Remove from the heat and set aside.
In a medium mixing bowl, mix together the cheddar and mozzarella cheese.
Place three lasagna noodles lengthwise on the bottom of the casserole dish.
Spread ⅓ of the mashed potatoes on the noodles.
Spread ⅓ of the onions over the potatoes.
Sprinkle ¼ of the cheese over the onions.
Repeat steps 4 to 7 twice more.
Add a final layer of noodles and top with bacon and remaining cheddar cheese. Sprinkle salt and pepper on top.
Cover the baking dish with aluminum foil. Bake for 30 minutes.
Remove the foil and return to the oven for 10 more minutes to melt the cheese.
Let rest for 10 minutes before serving. Add garnishes if desired like green onions, chives, sour cream, etc.

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