E-Z Scalloped Potatoes
["1 pkg. Betty Crocker scalloped potatoes", "1 can cream of mushroom soup", "1 can hot water", "1 can half and half", "1 medium onion, chopped", "1/2 stick butter"]
["Use can from cream of mushroom soup to add the hot water and half and half to all ingredients.", "Stir together and put in casserole dish and bake at 400\u00b0 for one hour."]
["potatoes", "cream of mushroom soup", "water", "onion", "butter"]