Quick Potato Casserole
["3 medium potatoes", "1 can French-cut string beans", "1 small onion", "1 can cream of mushroom soup"]
["Place in 2-quart casserole with 2 layers of string beans/potatoes/onions/soup.", "Cover and cook at 325\u00b0 until potatoes are done, approximately 45 to 60 minutes."]
["potatoes", "string beans", "onion", "cream of mushroom soup"]