By Ella Nunn A chef who struggled to control himself around food lost 15 stone in 16 months by eating just one meal a day. Simon Parnell from St Margaret’s, between Dover and Deal, tipped the scales at 35 stone at his heaviest and struggled to squeeze into a size 8XL. The 42-year-old used to gorge on crisps, pastries and fizzy drinks but decided to make a change when he realised he could not get through a work shift without his legs swelling up – often spending the next day in extreme pain. He thought he would only be able to shed the weight by getting gastric band surgery but after realising …