Tenner Martini
Grapefruit zest twist
STIR all ingredients with ice and strain into chilled glass.
[['6 cl', 'Rutte Dry Gin'], ['3 cl', 'Martini Extra Dry vermouth'], ['2 dash', "Bob's Grapefruit Bitters"]]
[['6 cl', 'gin'], ['3 cl', 'dry vermouth'], ['2 dash', 'grapefruit bitters']]