Overnight Oven Mashed Potatoes
(Tried & True Favorite)
10 med. potatoes
1 (8 oz.) pkg. cream cheese
1 sm. carton sour cream
1 1/2 sticks butter or margarine
1 c. shredded Cheddar cheese
Cook potatoes until done. Drain and add remaining ingredients (except cheese) and whip until smooth. Place mixture in a casserole dish. Refrigerate overnight. Place Cheddar cheese on top and bake 45 to 60 minutes at 325 degrees.