1 1/2 oz of Bourbon
3/4 oz of Lime Juice
1/2 oz of Fernet Branca
1/4 oz of simple syrup
1 dash of Ginger beer
1 sprig of mint
Bourbon, lime juice, Fernet and simple syrup in a cocktail shaker with ice and shake well. Strain into a Collins or highball glass filled with ice. Top with the ginger beer and garnish with a few sprigs of mint.