HEAT grill to medium heat. Mix all ingredients except chops until well blended. Remove 1/2 cup sauce mixture; set aside for later use.
GRILL chops 5 min. on each side. Brush with some of the remaining barbecue sauce mixture; grill 5 min. or until chops are done (160ºF), turning occasionally and brushing with remaining sauce mixture.
SERVE with reserved sauce mixture.