|1⁄2 fl oz||Coffee liqueur|
|1⁄2 fl oz||Irish cream liqueur|
|1⁄2 fl oz||Navy rum (54.5% alc./vol.)|
Difford's Guide remains free-to-use thanks to the support of the brands in red above.
Layering this drink is as easy as inflating a life jacket - drink a few and you'll need one.
Discovered in 2003 at Circus Bar, London, England.