About 5 minutes before serving, remove ribs from slow cooker; place on serving platter and cover to keep warm. In 2-cup microwave-safe measuring cup, combine all sauce ingredients; mix well. Stir in 3/4 cup juices from slow cooker; discard remaining juices. Microwave sauce on High for 2 to 2 1/2 minutes or until mixture boils and thickens, stirring once halfway through cooking. Pour sauce over ribs.