Cheesy Pierogi Lasagna with Bacon and Chives

INGREDIENTS

lasagna noodles

8 oz

bacon (about 8 slices), sliced thin

medium onion, diced small

4 cups

mashed potatoes

4 oz

cream cheese, softened

1/4 cup

chopped fresh chives, plus more for garnish

2 cups

(about 8 ounces) shredded sharp cheddar cheese

salt and pepper