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 excess of 5%. Tesco in Ireland was convicted of failing to properly display prices by the National Consumer Agency in July 2008. An advertisement in 2011 for pork sausages resulted in complaints to the Advertising Standards Authority (United Kingdom) (ASA), for implying that the meat came from free range pigs. The complaints were upheld, with the ASA agreeing that the advertisement was misleading. Tesco said it was baffled because the farm shown supplied meat from pigs that were born outdoors and reared indoors. A report by the independent retailers group RGDATA contained allegations that Tesco overcharged customers. The report shows