After an E. coli outbreak linked to McDonald’s Quarter Pounders, the fast food giant is looking to reassure customers that its beef is safe. Although onions are believed to be the culprit behind ...

On Sunday, the Colorado Department of Agriculture said McDonald's beef patties used for the Quarter Pounder tested negative for E. coli. The department tested fresh patties from restaurants ...

It goes on to explain that McDonald's has confirmed that there is no E. coli in Quarter Pounder beef patties and has officially ruled out the patties as the source of the outbreak. On Monday ...

McDonald's says tests have ruled out beef patties as the source of the E. coli outbreak tied to Quarter Pounders SAN FRANCISCO -- McDonald's says tests have ruled out beef patties as the source of ...

McDonald's is returning Quarter Pounders to the menu at locations where sales of the hamburgers had been paused amid an E. coli outbreak that left dozens sick and one person dead, after beef was ...

McDonald’s on Sunday ruled out beef patties as a source of the E. coli outbreak linked to Quarter Pounder hamburgers, which has killed at least one person and sickened nearly 75 others. “We ...

No E. coli was detected in samples of beef patties used in McDonald's Quarter Pounders that have been linked to a deadly outbreak, a company spokesperson said Sunday, citing tests by the Colorado ...

A specific ingredient has not been confirmed as the source of the outbreak, but the US Food and Drug Administration said last week that the slivered onions or beef patties on Quarter Pounder ...

McDonald's announced Sunday that Quarter Pounders will again be on its menu at hundreds of its restaurants after testing ruled out beef patties as the source of the outbreak of E. coli poisoning ...

One person has died. During a media briefing on Sunday, McDonald's confirmed that the beef used in its Quarter Pounder patties is not the source of contamination in the ongoing outbreak. Testing ...