In recent years, cocktails have become fashionable once again, and it is the rare bar that does not offer its own special drinks. Along with the new spirits that are pouring out of distilleries around the world, bitters are now essential on any bar’s inventory. Given that they are based on botanical ingredients — herbs, spices, roots and vegetables — bitters are like a liquid spice rack. Here is Malachy Duffy's pick of the best bitters to stock your superyacht bar with now...
This is the bedrock bitters because it is so versatile. With an overall herbal taste, with undertones of liquorice and burnt sugar, it leavens a wide variety of drinks.
Angostura bitters, £8.45 for 100ml, The Whisky Exchange