Stylish and useful poster for your kitchen or close to your spirit cabinet. The Martini is a classic cocktail made of gin and dry white vermouth. A Martini is often served with an olive in it. If you're not a big gin fan you can also create a Martini with a twist by using vodka instead of gin. This is known as a vodka Martini, one of James Bond's favourite drinks, 'Shaken, not stirred.'.