In 2375 Jake Sisko was helping Quark in his bar and was mixing drinks while Quark poured his heart out about Jadzia Dax, as the customer rather than bartender. Quark refused the drink Jake mixed with the words "too much rum, wrong garnish." (DS9: "Once More Unto the Breach")
In the Lost Years novel Traitor Winds, Hikaru Sulu told Pavel Chekov about tiramisu by saying that it was "a disgustingly rich dessert made with ladyfingers, espresso, mascarpone cheese, and rum." Chekov was not impressed.