Barbecue Sauce - cooking recipe

Ingredients

1/2 c. margarine
1 c. ketchup
1/2 c. water
1 medium onion, thinly sliced
2 Tbsp. sugar
2 Tbsp. vinegar
2 Tbsp. Worcestershire sauce
1 tsp. chili powder
salt to taste

Preparation

Bring ingredients to a boil.
Reduce heat; simmer for 15 minutes.