Potato Casserole
["6 medium potatoes, peeled and cubed", "1 small onion (chopped)", "1 cup grated cheese", "3/4 c. milk", "1 can cream of mushroom soup", "1/2 stick butter (sliced)", "pepper", "salt"]
["Alternate layers of raw potatoes, onions and cheese in a shallow casserole dish. Pour milk and soup over layers. Add butter, salt and pepper. Bake for 1 to 1 1/2 hours at 350\u00b0."]
["potatoes", "onion", "grated cheese", "milk", "cream of mushroom soup", "butter", "pepper", "salt"]