PIERCE potatoes with sharp knife. Microwave on HIGH 15 to 20 min. or until tender.
CUT 'X' in top of each potato. Using hot pads, gently press ends of each potato together to open potato in center. Place on microwaveable plate. Loosen potato centers with fork. Top with remaining ingredients.
MICROWAVE on HIGH 6 to 8 min. or until cheese is melted.