All-American Barbecue Sauce
["1 medium onion, finely chopped", "2 garlic cloves, minced", "2 cans (15 oz.) tomato sauce", "1/2 c. firmly packed brown sugar", "1/4 c. cider vinegar", "1 Tbsp. Worcestershire sauce", "1 tsp. each: salt, ground cumin and chili", "1/2 tsp. each: dry mustard and celery salt", "1/8 to 1/4 tsp. cayenne pepper"]
["Combine all ingredients in a large saucepan.", "Cover and simmer gently 30 minutes, stirring occasionally.", "Makes 1 quart."]
["onion", "garlic", "tomato sauce", "brown sugar", "cider vinegar", "Worcestershire sauce", "salt", "celery salt", "cayenne pepper"]