|2 inch||English cucumber peeled|
|1 1⁄2 fl oz||Bourbon whiskey|
|3⁄4 fl oz||Aperol or other Italian red aperitivo|
|1⁄6 fl oz||Giffard Sugar Cane Syrup|
|1 dash||Angostura or other aromatic bitters|
|1 dash||Orange bitters|
Cucumber and Bourbon with a hint of bitter sweet orange.
Created in 2008 by Hayden Lambert at Merchant Hotel, Belfast, Northern Ireland and named after the bluegrass that grows in Bourbon County where some of the best horses in the world are bred.