Pittsburgh Potatoes - cooking recipe

Ingredients

3 lb. potatoes, boiled
8 oz. sour cream
1 lb. Cheddar cheese
1 small onion, chopped
3 Tbsp. butter

Preparation

Saute onion in butter.
Grate potatoes and add crumbled cheese and sour cream.
Bake at 350\u00b0 until bubbly.