The latest food supplier to be affected by the horsemeat scandal is the catering giant Sodexo, which supplies schools, care homes and the armed forces.
Earlier, Birds Eye withdrew three types of beef meals from sale, and Scotland banned the use of frozen burgers in schools and care homes.
Consumer Editor Chris Choi reports.
More top news
Speaking at a campaign event in Hartlepool, the UKIP leader denied once again that his party was racist
Nick Clegg has insisted on more education spending in any coalition deal. But has he learned his lesson since the tuition fees fiasco?
Burnley have banned 21 people for life following violent scenes after a Championship match last season.