Method
Prepare citrus infusion : Gently muddle kaffir lime leaves in a small bowl. Mix with yuzu juice and simple syrup. Let steep for 30 minutes, then strain.
Cold brew setup : Coarsely grind Ethiopian coffee beans. Combine grounds with room temperature filtered water in a large jar or cold brew maker.
Steep : Refrigerate for 12 hours, stirring gently after 6 hours.
Strain : Filter through fine mesh strainer lined with cheesecloth or use cold brew maker's built-in filter.
Combine : Mix cold brew concentrate with prepared citrus infusion. Adjust sweetness to taste.
Nitro effect : Pour mixture into whipped cream dispenser with N2O cartridge, or vigorously shake in jar and pour immediately over ice.
Serve : Pour into chilled glasses, creating cascading effect.



