2 c. shredded cheese
1/4 c. butter, softened
1 (16 oz.) sour cream
1/4 tsp. salt
1/4 tsp. pepper
1/3 c. chopped onion
6 med. potatoes, cooked, peeled, shredded
2 tbsp. butter

Mix first 7 ingredients together and pour in 9x9 baking dish. Dot top with butter and bake at 350 for 30 minutes. Do not cover.