Barbecue Sauce - cooking recipe

Ingredients

1 c. water
1 c. ketchup
1/4 c. vinegar
1/4 c. dark brown sugar
1/4 c. chopped onion
1 Tbsp. Worcestershire sauce
2 tsp. dry mustard
1 tsp. salt
1/4 tsp. pepper
1/8 tsp. thyme

Preparation

Mix all together and boil 25 minutes.