Horse meat eaten without the knowledge of the consumer, due to accidental or fraudulent introduction of horse meat into human food. A 2003 Food Standards Agency (FSA) investigation revealed that certain sausages, salami and similar products such as chorizo and pastrami sometimes contain horse meat without it being listed, although listing is legally required. The 2013 horse meat scandal involved multiple products being recalled from shelves due to unlabelled horse meat in amounts up to 100% of the meat content. The issue came to light on 15 January 2013, when it was reported that horse DNA had been discovered in frozen beefburgers
Criticism of Tesco but Tesco backed down. Tesco has been subject to several claims of apparently out-of-date food being 'back-labelled' to appear still to be within date, poor café hygiene and a staff member contracting legionnaires' disease in the Wrexham store. Tesco denied squeezing its suppliers in December 2013 after retail analyst Cantor Fitzgerald accused Tesco of practices that risked breaching the Groceries Supply Code of Practice and criticized its trading relationships. Similar accusation were also made in April 2005 despite its record £2 billion profit. In May 2004, Tesco announced it was reducing sick pay in an attempt to reduce levels of