The Pisco Sour is a classic cocktail from Peru that has gained popularity worldwide. It is made with pisco, lime juice, simple syrup, egg white, and Angostura bitters. The combination of the smooth pisco, the tangy lime juice, and the frothy egg white creates a unique and delightful drink. In Soho, you can find bars that serve authentic Pisco Sours, allowing you to experience the flavors of Peru in the heart of London. Whether you're a fan of South American cuisine or simply enjoy trying new cocktails, the Pisco Sour is a must-try.