It was confirmed that 75 per cent of equine DNA had been found, in raw ingredients at Rangeland Foods in Co Monaghan, just days after the ABP Food Group lost an estimated €45 million (£38 million) over the scandal.
Irish police have been called to aid inquiries, with a special team from the Department of Agriculture tasked to investigate.
More top news
A man is facing jail for killing his toddler son by force-feeding until he "drowned in his food"
The quartet are to work on a 'ground-breaking' project with former Spice Girls manager Simon Fuller.
At least 17 people are dead after an airstrike outside a school in Syria, activists said.