My Mom’s 5-Ingredient Casserole Is Always the First Thing Gone a

Learn how to make my mom's five-ingredient pierogi lasagna recipe that she brings to every family potluck.

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% Daily Values based on a 2,000 calorie diet

Step 1

Preheat oven to 350 degrees F. Melt 1/4 cup butter and use it to coat a 9x13-inch baking dish.

Step 2

Cook instant mashed potatoes according to package . Mix in 1/2 cup shredded Cheddar cheese and season with black pepper, to taste.

Step 3

While the mashed potatoes cook, melt the remaining ½ cup butter in a frying pan over medium heat. Add onion and sauté, stirring occassionally, until translucent.

Step 4

Place half of the lasagna noodles in a single layer in the prepared pan, then top with half of the onions, followed by the mashed potatoes. Top the potatoes with the rest of the lasagna noodles, then top the noodles with the remaining cheese and onions.

Step 5

Bake until heated through and the cheese is melted, about 20 minutes.