Mint & Citrus Gin Fizz
INGREDIENTS

1 oz (30 ml) gin
1 oz (30 ml) cane syrup
1 oz (30 ml) grapefruit juice
½ oz (15 ml) lemon juice
½ oz (15 ml) lime juice
Ice cubes
1 mint sprig
½ cup (125 ml) grapefruit-flavoured sparkling water

PREPARATION

In a stemless wineglass or tall glass, combine the gin, syrup and citrus juices. Fill the glass halfway with ice cubes. Add the mint. Top off with the sparkling water.

Source:
https://www.ricardocuisine.com/en/recipes/9089-mint-and-citrus-gin-fizz