Mexican Hot Chocolate II

Directions

1. 1
   In a large heavy saucepan, combine the milk, the brown sugar, the ground cinnamon, the vanilla, and a pinch of salt and bring the mixture just to a boil over moderate heat.
2. 2
   In a small heatproof bowl, combine the chocolate with about 1/2 cup of the hot milk mixture and whisk the mixture until the chocolate is melted and the mixture is smooth.
3. 3
   Add the chocolate mixture to the remaining milk mixture and simmer the hot chocolate, whisking, for 2 minutes.
4. 4
   Whisk in the Kahlua.
5. 5
   (For a frothy result, in a blender blend the hot chocolate in batches.)
6. 6
   Divide the hot chocolate among mugs and serve it with the cinnamon sticks as stirrers.