- Salt the rim of your glass - wet the rim of a glass with a lime wedge, and roll in salt to coat the rim.
- Combine Gin, Grapefruit juice and Gomme syrup in a cocktail shaker with ice and shake until cold.
- Strain the drink into the glass with the salted rim. Fill the glass with ice and top with a squeeze of lime.
- Garnish with a Grapefruit wedge.