pisco sour

 Pisco sour 

Ingredients:

• 3 measures of pure Pisco Quebranta 
• 1 measure of gum syrup 
• 1 measure of lime juice 
• 1/6 measure of egg white 
• 4 ice cubes Angostura Bitters

Preparación:

•  Put all the ingredients in a cocktail shaker, except the Angostura, in the order indicated.
•  Shake for 15 seconds. 
• Serve in a chilled 24 cl glass. 
• and drizzle with 3 drops of Angostura Bitters.