NORTHWICH, UNITED KINGDOM - JULY 03:  An Aldi discount supermarket receives a delivery on 3 July, 2008 in Northwich, England. Whilst most of the UK's leading supermarkets and grocery stores are battling hard for their market share, discount supermarkets Aldi and Lidl are seeing an increase in profits as middle class consumers fighting the credit crunch search out bargains as reported by TNS Worldpanel. Getty Images logo Getty Images 17 months ago

NORTHWICH, UNITED KINGDOM - JULY 03: An Aldi discount supermarket receives a delivery on 3 July, 2008 in Northwich, England. Whilst most of the UK's leading supermarkets and grocery stores are battling hard for their market share, discount supermarkets Aldi and Lidl are seeing an increase in profits as middle class consumers fighting the credit crunch search out bargains as reported by TNS Worldpanel.