Bonsoni
Orange zest twist
STIR all ingredients with ice and strain into chilled glass.
[['6 cl', 'Martini Rosso sweet vermouth'], ['1.5 cl', 'Fernet liqueur'], ['2.25 cl', 'Chilled water (omit if using wet ice)']]
[['6 cl', 'red vermouth'], ['1.5 cl', 'fernet liqueur'], ['2.25 cl', 'chilled water']]