Green Bean Casserole
["1 can green beans, drained", "1 can mushroom soup", "1 can French fried onion rings"]
["Place green beans in baking dish.", "Add undiluted soup and top with onion rings.", "Thoroughly heat at 325\u00b0 to 350\u00b0 for 30 to 35 minutes."]
["green beans", "mushroom soup", "onion"]