What is green syrup and what can it do for cocktails? Green syrup is a sweetener made with a blend of sugar and green food coloring. It can be used to give cocktails a bright, festive look, as well as a sweet and tart flavor.

Green syrup is easy to make. Simply mix sugar and green food coloring in a 1:1 ratio. You can add more or less food coloring depending on how dark you want the syrup to be. …