2 oz Campari Bitters
1 oz Lime Juice
3/4 oz Creme de Cassis.
Boxcutters, Jigger, Shaker Classic/Boston, Strainer, Coupe Glass.
Fill a shaker with ice. Add the Campari Bitters, Lime Juice and Creme de Cassis. Shake for 30 seconds. Pour into a chilled Martini Glass.