Chocolate Espresso Martini

This is from Michael Chiarello. I posted this for The Cupid's Choice Game.

• Ready In: 5 mins
• Serves: 1

Ingredients

• 1  lemon wedge
• 2  tablespoons turbinado sugar (raw sugar)
• 2  tablespoons  finely chopped bittersweet chocolate
• 4  tablespoons  espresso, cooled
• 1 1⁄2 ounces  best vodka, chilled
• 1⁄2 ounce Creme de Cacao
•  long lemon twist

Directions

1. Wipe the rim of a chilled, oversized martini glass with lemon wedge.
2. Pour sugar and chocolate into a saucer and mix well.
3. Dip glass rim in mixture and roll to thoroughly coat rim.
4. Over a large handful of ice in a cocktail shaker, pour espresso, vodka, and creme de cacao. Shake until frothy. Strain into prepared glass. Garnish rim with a twist and stand back.