Barbecue Sauce
["2 medium onions, chopped", "4 Tbsp. butter", "1/4 c. vinegar", "1/4 c. brown sugar", "1/2 c. lemon juice", "44 oz. bottle Heinz ketchup", "cayenne pepper to taste", "1/2 c. parsley", "1 Tbsp. dry mustard", "1 c. water", "1/3 c. Worcestershire sauce", "salt to taste"]
["Brown onions in butter.", "Add remaining ingredients.", "Simmer 30 minutes."]
["onions", "butter", "vinegar", "brown sugar", "lemon juice", "ketchup", "cayenne pepper", "parsley", "mustard", "water", "Worcestershire sauce", "salt"]