Blackberry Blood Moon

1. Muddle 6 blackberries in a shaker.
2. Add 2 oz bourbon, 1 rosemary sprig, ¾ oz ginger syrup, ¾ oz lemon juice, ½ oz maple syrup, and ¾ oz club soda. Fill with ice.
3. Shake hard for 20-30 seconds until well chilled.
4. Strain into a glass over fresh ice.
5. Garnish with 2 blackberries and a rosemary sprig.