300ml Bottle Makes 2 Standard Martinis. Simply Chill, Shake, Pour & Enjoy....The secret to a delicious martini lies in the ingredients and that means starting with excellent coffee. Vodka, Cacao, (Chocolate) and Coffee Liqueur. Espresso Martini is designed to retain a crisp and bright espresso flavour and perfectly blended with Vodka and a coffee liqueur. The base is a cold brew coffee, ground coffee steeped in chilled filtered to extract the bittersweet coffee flavours.