Continental Sour
SHAKE first five ingredients with ice and fine strain into ice-filled glass. Finish with port float.
[['6 cl', 'Bourbon whiskey'], ['3 cl', 'Lemon juice (freshly squeezed)'], ['1⁄2 fresh', 'Sugar syrup (65.0°brix, 2 sugar to 1 water rich syrup)'], ['1 dash', 'Angostura Aromatic Bitters'], ['1.5 cl', 'Pasteurised egg white'], ['0.75 cl', 'Tawny port']]
[['6 cl', 'bourbon whiskey'], ['3 cl', 'lemon juice'], ['1⁄2 fresh', 'sugar syrup'], ['1 dash', 'angostura'], ['1.5 cl', 'egg white'], ['0.75 cl', 'tawny port']]