Not just fish'n'chips: Brits get a taste for caviar By: CNBC.com News January 13, 2015 at 01:32 AM EST Across the U.K., supermarkets have seen unprecedented demand for luxury foods over the festive period, with sales of caviar booming to record highs. Read More >> Related Stocks: J Sainsbury ADR Nielsen NV Unilever Plc ADR