Into a pre-warmed 8 ounce steamed glass (or coffee cup), pour 1 1/2
ounces Irish whisky. Add sugar and fill to within 1/2 inch of top with
strong, very hot, black coffee. Stir to disolve sugar. Float to brim
with chilled whipped cream. DO NOT stir. Drink through floating cream.
Source: Old Mr. Boston, compiled and edited by Leo Cotton