Potato Casserole
["9 potatoes", "1/4 lb. cheese, grated", "1/2 chopped onion", "2 c. half and half or low-fat milk", "1/2 c. melted butter", "1/2 tsp. salt"]
["Boil potatoes in jackets.", "Cool in refrigerator for 48 hours. Peel and grate (hand grater works best) in big casserole dish. Add the grated cheese and chopped onion.", "Mix the warmed half and half, melted butter and salt and pour over potatoes.", "Bake for 1 hour at 350\u00b0.", "Serves 12."]
["potatoes", "cheese", "onion", "milk", "butter", "salt"]