1 of Vanilla
2 oz of bourbon whiskey
1 oz of brown creme de cacao (or chocolate liqueur)
Pour the bourbon whiskey and brown creme de cacao over the vanilla bean in a mixing glass half-filled with ice cubes. Stir well. Strain into a glass without ice, and chill in the refrigerator for at least one hour. Pour into a white wine glass, stir well, and serve.