Ingredients

2 cans (each 28 ounces) tomato puree 

1 cup spicy brown mustard 

1/3 cup plus 1 tablespoon packed dark-brown sugar 

1/4 cup cider vinegar 

2 garlic cloves, crushed 

Coarse salt 

1/2 teaspoon cayenne pepper 

Pan juices from Pulled-Pork Sandwiches

Freshly ground pepper 

Preparation

Stir tomato puree, 1 cup water, the mustard, sugar, vinegar, garlic, 1 teaspoon salt, and the cayenne in a medium saucepan over medium heat. Simmer, stirring occasionally, until sugar has dissolved and mixture thickens, about 10 minutes. Stir in pan juices; season with salt and pepper.