Barbecue Meat Loaf
["1 1/2 lb. hamburger", "1 c. bread crumbs", "1 small onion", "1 egg", "salt", "pepper", "2 (10 oz.) cans tomato sauce", "1/2 c. water", "3 Tbsp. vinegar", "2 Tbsp. brown sugar", "2 tsp. mustard", "2 tsp. Worcestershire sauce"]
["Mix hamburger, bread crumbs, onion, egg, salt and pepper to taste."]
["hamburger", "bread crumbs", "onion", "egg", "salt", "pepper", "tomato sauce", "water", "vinegar", "brown sugar", "mustard", "Worcestershire sauce"]