01 -
Fill a 300 ml highball glass completely with ice cubes.
02 -
Pour the freshly squeezed lime juice over the ice.
03 -
Top with chilled ginger beer, pouring gently to preserve effervescence.
04 -
Carefully pour the black rum over the back of a spoon to create a distinct layer atop the ginger beer.
05 -
Garnish the rim with a thin slice of fresh lime and serve immediately.