Rosemary Maple Bourbon Sour

1/3oz of Natural Maple Syrup | 3/4 oz Fresh Lemon Juice | Rosemary Sprig | 
1 1/2 oz of Pike Street Bourbon Whiskey

1.Combine Maple Syrup, Lemon Juice, and Pike Street Bourbon Whiskey into shaker.
2.Pour shaker contents over ice
3. Garnish with Rosemary Sprig