Chocolate Pudding

Directions

1. 1
   In a heavy saucepan whisk together sugar, cornstarch.
2. 2
   Add chocolate and cocoa powder to sugar mixture.
3. 3
   In a bowl whisk together milk and egg yolk and gradually whisk into chocolate mixture.
4. 4
   Bring mixture just to a boil over moderate heat, whisking constantly, and boil 1 minute, whisking.
5. 5
   Remove pan from heat and whisk in butter and vanilla.Divide pudding between two 8-ounce ramekins.
6. 6
   Chill puddings in freezer, surfaces covered with plastic wrap, until cooled, about 30 minutes.