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.
More top news
The parents of a 17-year-old who died in a flat fire at Langley Mill have paid tribute to “an incredible son and brother.”
The mother of a teenager killed in the terror attack on a Tunisian beach resort has paid tribute to him, his uncle and grandfather.
The pollen count will stay high tomorrow and increase throughout the week.