STIR milk and pudding mix in medium bowl with large spoon just until pudding mix is moistened. Immediately stir in cookie crumbs; mix well.
SHAPE into 42 (1-inch) balls. Freeze 10 min. Dip in semi-sweet chocolate; place in single layer in shallow waxed paper-lined pan.
REFRIGERATE 20 min. or until firm. Drizzle with white chocolate; refrigerate 10 min. or until firm.