Add the rum, cognac, orgeat, lemon juice, lime juice and grapefruit juice into a shaker with ice and shake until well-chilled.
Strain into a highball glass over crushed ice.
Float the bitters over the top of the drink.
Juice half a lime and place the empty lime shell on top of the drink.
Pour the Chartreuse into the lime shell. Place a sugar cube in the lime and ignite with a match or lighter.
Description
The fire caramelizes the sugar, giving the drink depth and added richness.
History
The Holy Water is the flagship cocktail at Seaworthy, in the Ace Hotel in New Orleans. Created by beverage consultant Lauren Schell, the drink is served table-side in a custom tarot glass from local shop Flambeauxs.