From Imbibe Magazine

40ml REPOSADO TEQUILA
15ml BANANA LIQUEUR
15ml FERNET BRANCA
7.5ml DEMERARA SYRUP (1:1)
2 DASHES ANGOSTURA BITTERS

Combine all of the ingredients in a mixing glass with ice and stir. Strain into a double rocks glass over a large ice cube, then garnish with orange peel and a sprig of rosemary