1 1/2 oz Moonlight Mayhem! Extended Cut Cask Strength Straight Bourbon Whiskey
3/4 oz Lemon Juice
1/2 oz Simple Syrup
Garnish - Frozen Blackberries, Mint
Muddle simple syrup and blackberries in a shaker.
Add bourbon and lemonjuice, then shake with ice.
Strain into a highball, add ice.
Top with club soda, and garnish with frozen blackberries and mint.