The Alchemist has created a brand-new cocktail menu for the spring and summer seasons, designed to inject some theatre into late-night drinking, with the addition of a cocktail that levitates and a cocktail that has to be smashed to be drunk. New cocktails include: The Levitating One has to be seen to be believed. Destined to be a hero serve, it’s made with Johnnie Walker Blue Label, Regal Rogue Wild Rose & Bold Red Vermouth, Akashi Plum Sake and Muyu…