Beef Barbecue - cooking recipe

Ingredients

3/4 c. water
2 Tbsp. vinegar
2 tsp. mustard
1/2 tsp. salt
1/8 tsp. pepper
1/2 c. diced onion
1/4 c. butter
4 c. cooked, chopped beef or pork
1/2 c. ketchup
1 Tbsp. Worcestershire sauce

Preparation

Combine first 7 ingredients in saucepan.
Cover and simmer 20 minutes.
Add
chopped beef (or pork), ketchup and Worcestershire sauce.
Simmer until desired consistency.
Serve on buns.