1 1⁄2 oz Irish whiskey (Fighting 69th)
1 oz Blue Curaçao
3⁄4 oz Grapefruit liqueur, Giffard
1⁄4 oz Orange flower water
2 ds Bitters (Lemon bitters)
Instructions
Shake with ice and strain into a frozen coupe glass.
History
Not much better than a very quiet OOD watch sailing over the Mariana Trench.