Priscilla'S Meatballs
["1 lb. hamburger", "1 medium onion, chopped", "1 egg", "1 c. oatmeal", "1 small can tomatoes"]
["Mix ingredients together; roll into balls.", "Place in glass dish; cook at 375\u00b0 for 30 to 45 minutes."]
["hamburger", "onion", "egg", "oatmeal", "tomatoes"]