Federal health officials believe that the E. coli likely came from the raw slivered onions inside the Quarter Pounder.

McDonald’s announced Sunday that Quarter Pounders will again be on its menu at hundreds of its restaurants after testing ...

The fast-food chain has announced that its beef patties will be returning to locations affected by the E. coli outbreak, but ...

McDonald’s Quarter Pounders are set to return to the menu in all restaurants after beef was ruled out as the source of an E.

Quarter Pounders will return to the menu at locations where sales of the hamburgers had been paused amid an E. coli outbreak, after beef was ruled out as the source.

After tests confirmed fresh beef patties were not the source of an E. coli outbreak, the chain said it will bring the burgers ...