Sweet Mustard Barbecue Sauce

Sweet Mustard Barbecue Sauce
This is a sweeter,slightly thicker version of a traditional South Carolina sauce.
Yield: about 2 cups

1 cup cider vinegar
2/3 cup prepared mustard
1/2 cup sugar
2 tablespoons chili powder
1 teaspoon white pepper
1 teaspoon black pepper
1/4 teaspoon ground red pepper
1/2 teaspoon hot sauce
2 tablespoons butter or margarine
1/2 teaspoon soy sauce

Stir together first 8 ingredients in a saucepan over medium heat; bring to a boil, reduce heat, and simmer 10 minutes.
Remove from heat, and stir in butter and soy sauce.

Silversmith and Lapidary