Step 1.
- Brew a shot of espresso and allow it to cool slightly.
Step 2.
- In a cocktail shaker, combine 2 ounces of vodka, 1 ounce of coffee liqueur, and 1 ounce of the cooled espresso.
Step 3.
- Add ice to the shaker and shake vigorously for about 15 seconds.
Step 4.
- Strain the mixture into a chilled martini glass.
Step 5.
- Garnish with three coffee beans.