Clapham House Group, the restaurant operator which yesterday announced a 50% boost to pre-tax profits to £1.5m, could also trial DIY burger kits. The news comes after the company unveiled plans to sell its Gourmet Burger Kitchen (GBK) burgers at retail outlets including Waitrose and Ocado. The kits would involve all the ingredients to make your own GBK standard fare. The Daily Mail, p95