Pagash -- Pierogi Pizza -- Polish Pizza - cooking recipe

Ingredients

2 prepared pizza crust, unbaked (either storebought or your own recipe)
3 cups mashed potatoes (either leftover or reconstituted instant mashed potatoes are fine)
1 large onion, peeled and diced
1/2 cup butter or 1/2 cup margarine
8 ounces cheddar cheese, grated
8 ounces provolone cheese, grated
8 ounces mozzarella cheese, grated (mix with provolone cheese)

Preparation

Saute onion in butter or margarine until translucent and golden; stir into mashed potatoes along with cheddar cheese.
Refrigerate to let flavors meld.
Preheat oven to 400\u00b0F.
Spread pizza crusts with potato mixture.
Top with Provolone and Mozzarella cheese mixture and bake until shells are baked and cheese is melted.