Barbecue Sauce For Spareribs
["2 Tbsp. fat", "1 chopped onion", "1/2 c. water", "1 tsp. salt", "3 Tbsp. vinegar", "2 Tbsp. brown sugar", "1/2 Tbsp. mustard", "1 Tbsp. Worcestershire sauce", "1 can tomato sauce"]
["Brown ribs in hot fat.", "Remove from pan.", "Brown onion in fat. Add remaining ingredients.", "Simmer about 30 minutes.", "Pour on ribs.", "Bake, uncovered, in moderate oven at 325\u00b0 to 350\u00b0 for 1 hour."]
["fat", "onion", "water", "salt", "vinegar", "brown sugar", "mustard", "Worcestershire sauce", "tomato sauce"]