Add all the ingredients to a shaker with ice and shake.
Strain into Martini glass.
Garnish with 2 fresh sage leaves.
*Sage simple syrup: Heat 1 cup sugar and 1 cup water together over medium-low heat, stirring often, until dissolved. Allow to cool. Transfer to an airtight container, add 8 sage leaves, cut in half, and steep overnight. Remove in the morning.