Barbecue Sauce - cooking recipe

Ingredients

1/4 c. butter
2 medium onions
1 1/4 c. brown sugar
1/2 c. Worcestershire sauce
2 1/2 c. catsup
1/4 c. mustard

Preparation

Cook onions and butter together.
Add other ingredients and cook slow until it thickens.
Stir often.
Makes 1 quart.