Ingredients

• 1 ⅔ cups brewed espresso, at room temperature
• 6 tablespoons (3 ounces) coffee liqueur (such as Kahlúa)
• 1/4 cup (2 ounces) vodka
• 1 tablespoon tablespoon simple syrup (see Note)
• Flaky sea salt (such as Maldon)
• 6 coffee beans

Preparation

1. Pour espresso into an ice cube tray. Freeze until solid, about 4 hours.
2. Process espresso ice cubes, coffee liqueur, vodka, and simple syrup in a blender until smooth, about 1 minute. Pour evenly into 2 chilled coupe martini glasses; garnish each with a pinch of sea salt and 3 coffee beans. Serve immediately.