MIST glass with spray or rinse of absinthe. Separately SHAKE all other ingredients with ice and STRAIN into absinthe-coated glass.
Grapefruit zest twist (discarded)
Actually red and not green, this is a most unusual combination of absinthe, gin, sloe gin and grapefruit.
Created in 2009 by Jim Meehan at PDT, New York City, USA.