The rise of the discount supermarkets in the midst of the uncertain economic climate continues, as German discount grocer Lidl has now become the seventh largest supermarket in the UK. In the 12 weeks to August 13th, the chain saw sales rise by 18.9% resulting in an increased market share of 5.2%. According to data sourced from Kantar Worldpanel, Lidl is now the fastest growing supermarket in the UK, whilst all four of the major supermarkets lost market share despite rising sales.