Fill a sling glass half-way with crushed ice and add 5 mint leaves
Top up with ice
Place 1/4 of a chopped cucumber into a shaker and muddle
Pour in 0.35 oz of lime juice, 0.35 oz of sugar syrup, 0.5 oz of lychee liqueur, 0.5 oz of limoncello and 1.5 oz of gin
Fill the shaker with ice cubes and shake
Finely strain into the sling glass
Garnish with a lime wedge and a sliver of a cucumber