Although not everyone likes the taste of gin by itself, it vies with vodka as the most mixable of spirits. It can be combined with just about anything. An open bottle of tonic water or club soda is only good for about a day. To make sure they're always crisp, consider buying them in six packs of small bottles, which you can finish before they get flat. For a big party, go for the larger bottles.
Angostura bitters Stir the gin and bitters in a glass with ice cubes until well chilled.
Strain into the serving glass. Gin and Campari Serve in a lowball glass. Campari Orange slice or twist of orange Combine gin and Campari in a cocktail shaker with ice. Shake vigorously, then strain into the serving glass filled with ice. Garnish with an orange slice or a twist of orange.