Chuck Roast Au Gratin
["3-1/2 lb. chuck roast 2 inches thick", "6 med. potatoes, peeled and cut in halves", "3 or 4 small onions", "2 cans cream of mushroom soup", "1/2 c. cheese, grated"]
["Trim fat from meat and place in large baking pan.", "Roast at 350\u00b0 for 1 hour and spoon off fat.", "Arrange potatoes and onions around roast.", "Pour soup over all.", "Cover and bake 2 hours more or until meat and potatoes are tender.", "Sprinkle with cheese and bake until cheese melts."]
["chuck roast", "potatoes", "onions", "cream of mushroom soup", "cheese"]