Salty dog

• 30 ml Boomsma Dry Gin
• 80 ml grapefruit juice
• 10 ml sugar syrup
• sea salt
• grapefruit

Moisten the rim of a tumbler with a slice of grapefruit and dip the rim in sea salt. Fill the glass to the brim with crushed ice. Pour in the gin, grapefruit juice and sugar syrup. Stir briefly and garnish with a slice of grapefruit.