Gillywater is an alcoholic beverage that Professor Minerva McGonagall orders while at the Three Broomsticks with Cornelius Fudge, Rubeus Hagrid, and Filius Flitwick. I am not sure if it is related to the real Gillyflower (carnation), which is seen in winemaking…
The Three Broomstick’s Gillywater Cocktail
