Barbecue Sauce - cooking recipe

Ingredients

2 Tbsp. fat
1 medium chopped onion
1/4 c. vinegar
2 Tbsp. brown sugar
1/2 c. celery
1 c. catsup
1/2 c. water
3 Tbsp. Worcestershire sauce
1 tsp. mustard
2 tsp. salt

Preparation

Melt fat.
Brown onion lightly.
Add all other items and simmer 20 minutes.