Sloppy Joes
["1 lb. ground beef", "1 small onion, chopped", "1 can corned beef", "3 Tbsp. vinegar", "14 oz. ketchup (1 3/4 c.)", "1/2 c. brown sugar"]
["Brown ground beef.", "Drain off fat.", "Saute onion in ground beef.", "Add shredded corned beef, vinegar, ketchup and brown sugar. Cook until heated through."]
["ground beef", "onion", "corned beef", "vinegar", "ketchup", "brown sugar"]