Irish cream liqueur adds a creamy mocha note to this Shaft version but some make with cream and others milk, either combining all ingredients prior to...
I've been seeking out recipes including Irish cream liqueur recently (don't drink it too often; trying to rid of a bottle). Ooh, is it a tough one to weave into sips... This recipe I will have to research more, given it's history and the ingredients... Best thing I came up with now is: 45 ml cold brew coffee, 30 ml Bacardi Carta Blanca, 20 ml Irish cream, 15 ml coffee liqueur (Borghetti)... Tried my specs with Cognac; interesting, but wouldn't recommend... Interested to hear of your findings.
Victoria transplant from Calgary here: I think it is also worth pointing out that the shaft is often built layered and, in the case of the layered version, drunk from the bottom up through a straw.