Barbecue Sauce
["2 c. vinegar", "1 1/2 c. sugar", "1 1/2 c. water", "12 oz. tomato sauce", "1/4 c. cracker crumbs", "1 Tbsp. salt", "1 small bottle Open Pit barbecue sauce", "1 c. catsup", "1/2 c. grated onion"]
["Cook over medium heat until thickened.", "If not all used, stores a long time in refrigerator."]
["vinegar", "sugar", "water", "tomato sauce", "cracker crumbs", "salt", "barbecue sauce", "catsup", "onion"]