UK shoppers spend £1bn more on groceries at Christmas

Aldi and Lidl are the biggest winners, while Tesco is the fastest-growing of the big four supermarketsConsumers spent £1bn extra on groceries this Christmas as they shrugged off concerns about the economy to increase sales by 3.8%, slightly ahead of inflation.Aldi and Lidl were the biggest winners, both increasing sales by 16.8% in the three months to 31 December, according to the latest data from Kantar Worldpanel. They were able to attract 1 million more shoppers over the period as peopl