Beef And Bean Casserole
["1 to 1 1/2 lb. ground beef", "1 medium onion", "salt and pepper to taste", "2 cans pork and beans"]
["Brown beef and onions; add salt and pepper.", "Drain off grease. Mix with pork and beans.", "Put in baking dish and bake at 350\u00b0 until bubbly and brown."]
["ground beef", "onion", "salt", "pork"]