Mystery surrounds this super-strong liquor, which was favoured by writers such as Ernest Hemingway and James Joyce, and even banned in the early 1900s in the United States because of it’s perceived hallucinogenic powers. These days it’s totally legal, and growing in popularity as a trendy, ‘hipster’ style drink. Similar to gin, the clear alcohol is infused with a blend of botanicals and then distilled again to amplify the green colour. Then to drink it: water is slowly dripped over a sugar cube and then onto the spirit.