tennessee barbecue sauce

Ingredients For tennessee barbecue sauce

• 1 c

  ketchup
• 1/2 c

  vinegar
• 1/4 c

  worcestershire sauce
• 2 c

  water
• 1

  chopped onion
• 1/2 c

  brown sugar
• 1 tsp

  celery seed
• 1/2 tsp

  salt