3-4 basil leaves
1/4 cup frozen blackberries
2 ounces BSB 103
2 ounces club soda
In a cocktail shaker combine basil leaves, lime, blackberries, and bourbon.
Muddle to break up the berries, basil, and lime.
Add a generous amount of ice, shake to chill and combine.
Fill an old fashioned glass ice.
Strain cocktail over ice, top off with club soda.
Garnish with additional basil, berries, and lime if desired.