Barbecue Meat Loaf
["1 1/2 lb. ground chuck", "1 medium onion, minced", "1 c. fresh bread crumbs", "1 egg", "1 1/2 tsp. pepper", "1 c. ketchup or 1 oz. tomato sauce", "2 Tbsp. brown sugar", "2 Tbsp. prepared mustard", "1 Tbsp. cider vinegar"]
["Mix beef, onion, bread crumbs, egg, salt, pepper and 1/2 cup ketchup until well blended.", "Make into loaf; mix and pour remaining ingredients on top of loaf.", "Bake at 350\u00b0 for 1 hour."]
["ground chuck", "onion", "bread crumbs", "egg", "pepper", "ketchup", "brown sugar", "mustard", "cider vinegar"]