Boom Bap Burger Restaurant & Bar Leadenhall Market Boom Bap Burger Restaurant is the home of London’s best burgers, beers & cocktails, located in the iconic Leadenhall Market. We’re serious about flavour. Our burgers are crafted using only the finest cuts of Scottish beef, dry-aged on the bone for 28 days for a truly maximum, beefy taste. We pair our food with a robust selection of draft beers and expertly made cocktails. Come for the city’s best burger, stay for the hip hop, soul, and funk tunes.