Blackberry Collins

1.5oz Essential Vodka 
.75oz Lemon Juice
.5oz Blackberry Syrup
Top with Soda Water

Combine ingredients, except soda water, into a shaker with ice and shake vigorously for 8-10 seconds. Strain over ice into a highball glass and top with soda water. Garnish with blackberries and a sprig of mint.