Between 7th August til the 11th August, Opium Chinatown partners with DrinkUp London & Mr Black’s coffee liqueur for the Espresso Martini Festival. Guests just need to get their free pass from DrinkUp London website and then they may come to us for a £6.00 Espresso Martini or our bespoke cocktail “Coffee Mai Tai”. Both cocktails are using the Mr Black’s Coffee liqueur.