The horsemeat scandal has prompted the Food Standards Agency to ask a number of local authorities to carry out random tests.
Staffordshire County Council have already removed all processed beef from their school menus.
Trading Standards officers in Leicestershire have now found traces of pork in beef products taken from supermarkets and takeaways.
Jane Hesketh reports.
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A largely mild, cloudy night with outbreaks of rain becoming more persistent from the northwest, perhaps turning heavy in places too.
It will be a largely mild, cloudy night with outbreaks of rain becoming more persistent from the northwest.
Birmingham City's parent company has appointed Carson Yeung's brother-in-law as its new chief executive and managing director.