The horsemeat crisis now involves schools, hospitals in Northern Ireland, and Britain's biggest hotel and restaurant group Whitbread among others.
Today, horse DNA was found in cottage pies delivered to 47 schools in Lancashire and hospitals in Northern Ireland learnt that they had been serving contaminated burgers.
ITV News' Special Correspondent Geraint Vincent reports.
Wholesaler Castell Howell have contacted customers after a 'possible contamination' of cottage pies.
The Food Standards Agency (FSA) has just announced it will extend its UK-wide survey of burgers and similar beef products.
The horsemeat scandal continues to diminish public confidence in the food industry, an ITV News Index poll finds.