Bake 10 minutes or until lightly browned; remove from cookie sheet to wire rack. Meanwhile, microwave reserved chopped chocolates at MEDIUM (50%) 30 seconds; stir. If necessary, microwave at MEDIUM an additional 10 seconds at a time, stirring after each heating, until chocolate is melted and smooth when stirred. Drizzle melted chocolate over warm crescents; allow to cool slightly. Serve while still slightly warm. 8 crescents.