COOK potatoes in boiling water 12 to 14 min. or until tender; drain. Cool slightly.
HEAT barbecue to medium-high heat. Reserve half the dressing. Thread meat onto 4 skewers, threading potatoes and tomatoes between folds of meat; brush with remaining dressing.
GRILL 10 to 12 min. or until meat is done, brushing with reserved dressing for the last 2 min.
