Many are hailing the cocktail avocado as saving one and all from the perils of what’s become known as ‘avocado hand’. Genuine improvements upon the avocado are few and far between.

It’s all about simplicity: chilled, juicy prawns served with a creamy, tangy cocktail sauce, usually on a bed of crisp lettuce, with avocado adding an extra twist. This refreshing, fuss-free ...