1. Cut the chocolate into pieces. Place 1 1/2 oz. of chocolate in the bowl fitted with the kneading/crushing blade. Mix at speed 12 for 30 seconds. Remove the chocolate and set aside.
2. Place the remaining chocolate, milk and vanilla in the bowl. Mix at speed 5 at 190°F for 8 minutes.
3. At the end of cooking, mix again at speed 11 for 20 seconds.
4. Pour into cups and sprinkle with reserved grated chocolate. Serve immediately.