Barbecue Sauce

1 medium size onion, chopped
1 tsp. mustard
2 Tbsp. vinegar
1 1/2 Tbsp. Worcestershire sauce
1 Tbsp. brown sugar
2 tsp. salt
1/4 tsp. pepper
2 Tbsp. water
1/2 c. catsup
1 Tbsp. flour
1 tsp. chili powder

Combine all ingredients. Pour over meat, simmer until thick (in oven at 350 degrees until brown).