Barbecue Sauce - cooking recipe

Ingredients

2 Tbsp. Wesson oil
1 onion
1 c. ketchup
1/4 c. water
1/4 c. vinegar
1 tsp. mustard
3 Tbsp. Worcestershire sauce
2 Tbsp. brown sugar
salt

Preparation

Mix all ingredients and simmer for at least 30 minutes.