Smothered Steak
["1 1/2 lb. cubed steak", "1 large onion, sliced", "1 can cream of mushroom soup"]
["Brown steak on both sides.", "Place in casserole dish and cover with onion slices and soup.", "Bake in 400\u00b0 oven for 1 hour."]
["onion", "cream of mushroom soup"]