Like two bearded Willy Wonkas, the Mast Brothers have turned chocolate from a treat into an experience. Their flagship London store opened in Shoreditch, in the east, in February, with their chocolate-making factory displayed behind a glass window for all to see. In our series on specialist tools, WIRED takes a tour of the kitchen.
Source: Watch: Mast Brothers reveals the secret of high-quality chocolate
Sophia Epstein 