Pisco Sour is a traditional Peruvian cocktail that has gained popularity in Lisbon. Made with pisco, lime juice, sugar, egg white, and bitters, this frothy and tangy drink is perfect for those who enjoy a unique flavor profile. The combination of the citrusy lime juice, the smooth pisco, the sweetness of the sugar, and the frothiness of the egg white creates a complex and delicious cocktail. Many bars and restaurants in Lisbon offer their own twist on the Pisco Sour, using different types of pisco or adding additional ingredients such as fruit or spices. Whether you prefer the classic version or a creative variation, you can find a great Pisco Sour in Lisbon.