Fanalian toddy was a hot alcoholic beverage . It was served at Quark's, among other places.
While Julian Bashir and Leeta were visiting Quark's, the doctor suggested Fanalian toddy would cure their cough. (DS9: "Explorers")
Bashir ordered two Fanalian toddies for Ezri Dax and himself in early 2375. (DS9: "Afterimage")
According to the script, Fanalian was pronounced as "FUH-nail-ee-un".