The Findus products were prepared by French food manufacturer Comigel using meat provided by Spanghero, a meat-processing company also based in France.
After an Irish meat-processing company, Silvercrest Foods, was linked with hamburger containing traces of horsemeat, Burger King earlier this month severed its ties.
Investigators from the French Agriculture Ministry identified horse meat labeled as beef from French meat-processing company Spanghero SAS. The ministry suspended Spanghero's activities last Thursday but authorized it to resume some of its activities on Monday.