Beef Barbecue - cooking recipe

Ingredients

1 chopped onion
2 Tbsp. butter
2 Tbsp. vinegar
2 Tbsp. brown sugar
4 tsp. lemon juice
1/2 c. chopped celery
1/2 tsp. dry mustard
1 c. catsup
3 Tbsp. Worcestershire sauce

Preparation

Mix all ingredients in saucepan and heat.
Pour over shredded beef and stir in.