From Death & Co
Garnish: 1 orange crescent
In a shaker, muddle the orange wheel and bitters.
Add the remaining ingredients (except the club soda) and shake with ice, then strain into a highball glass filled with ice cubes.
Top with club soda.
Garnish with the orange crescent and serve with a straw.
Created by Alex Day, 2008. Designed to get more people to drink sherry in cocktails. The bitters and orange bring out the sherry's spice flavors.