ec2-18-119-253-93.us-east-2.compute.amazonaws.com | ToothyWiki | RecentChanges | Login | Webcomic Only a small amount of liqueur is necessary. You need some sugar, otherwise the cream won't float. Mix coffee, sugar and liqueur in a large gass^W^W suitable container. Get a spoon, turn it upside-down, and hold it inside the, um, glass so the tip touches the wall of the glass just below the surface of the liquid. If you pour cream slowly onto the back of the spoon, it should float on top of the coffee.