Ingredients

1/2 cup(s) ketchup

1/2 cup(s) packed light-brown sugar

1/2 cup(s) cider vinegar

1 tablespoon(s) mustard powder

1/2 teaspoon(s) cayenne pepper

Coarse salt and ground pepper

4 pound(s) country-style pork ribs, separated into single ribs

Barbecue sauce, for serving (optional)

Preparation

In slow cooker, whisk together ketchup, sugar, vinegar, mustard powder, cayenne, 1 teaspoon salt, and 1/2 teaspoon pepper.

Add ribs to slow cooker, and toss with sauce. Arrange ribs, bone side up, in a single row. Cover; cook on high, 6 hours (or on low, 10 hours).

Pour pan juices through fat separator to remove excess fat. Transfer to gravy bowl.

Serve ribs drizzled with pan juices and, if desired, barbecue sauce.