For the Fresh Ginger Syrup:
1 1/2 ounces fresh ginger (about 4 inches long), peeled
2 tablespoons sugar
For the Cocktail:
2 ounces Bulleit rye whiskey
3/4 ounce fresh ginger syrup
1 ounce freshly squeezed lime juice from 1 to 2 limes
Garnish: lime twist or lime wheel