Add all the ingredients into a shaker with ice and shake.
Strain into a chilled coupe glass.
*Yerba mate simple syrup: Add 4 1/4 cups boiling water to a large jar with 5 oz yerba mate, 8 1/2 oz agave syrup and 2 dashes of cardamom bitters. Cover and let steep for 20 minutes. Store in the refrigerator for up to 2 weeks.