EDITORIAL USE ONLY Hannah Warmington interacts with the worldÕs biggest bento box, which has been commissioned by Groupon to celebrate the capitalÕs love of sushi, London. PRESS ASSOCIATION Photo. Issue date: Wednesday September 21, 2016. Research by Groupon found that sushi is a favourite dish of residents in the capital, and tops the list for the City of London. The platter, which comprises of 350 kilos of rice and 6 sides of salmon, took 4 people, 4 days to complete. Photo credit should read: Anthony Upton/PA Wire
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