The classic version of this cocktail is based on gin, but other spirits are also used, mixed with lime or lemon juice and soda water with no sweetening.
4-6 cracked ice cubes
2 measure gin
1 measure lime juice
Soda water, to top up
Slice of lemon, to decorate.
1. Put the cracked ice cubes into a chilled highball glass or goblet.
2. Pour the gin and lime juice over e ice. Top up with soda water.
3. Stir gently to mix and decorate with the lemon slice.