Optional garnishes: cinnamon sticks, orange peel and whipped cream
Place the first five ingredients in a blender; cover and process until chocolate is finely chopped. Add coffee; cover and process for 1-2 minutes or until chocolate is melted. Transfer to a small saucepan; heat through.
Return mixture to blender; add cream. Cover and process until frothy. Strain, discarding solids; serve in mugs. Garnish as desired.