Blackberry Barbecue Sauce

1/2 cup blackberry jam
1 1/2 cup catsup
1/8 cup firmly packed brown sugar
1/8 teaspoon cayenne pepper
1/4 teaspoon mustard powder
2 tablespoons red wine vinegar

In a medium mixing bowl, mix together blackberry jam, catsup, brown sugar, cayenne, mustard powder and red wine vinegar.

Makes 2 cups.