McDonald's has reintroduced the Quarter Pounder at select restaurants after an E. coli outbreak linked to onions, not beef ...

No E. coli was detected in samples of beef patties used in McDonald's Quarter Pounders that have been linked to a deadly ...

On Tuesday, the Colorado Department of Agriculture received multiple lots of fresh and frozen beef patties collected from Colorado locations associated with the outbreak. They tested those samples and ...

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

McDonald’s provided another update Sunday on the continuing investigation of its E. coli outbreak last week. The update comes as the Colorado Department of Agriculture completed its testing over the ...

The Colorado Department of Agriculture’s testing did not detect E. coli in samples of the beef patties taken from McDonald’s ...

Colorado regulators said that fresh and frozen beef tested did not include the pathogen, giving McDonald’s confidence to ...

Many people in Colorado and around the country became ill following an E. coli outbreak tied to McDonald’s Quarter Pounders.

Taylor Farms, a California-based grower tied to a deadly E. coli outbreak involving McDonald’s Quarter Pounders, insists its ...

Monterey's agriculture community is bracing for fallout from an investigation into a deadly, national E. Coli outbreak this week. Salinas-based Taylor Farms is under increased scrutiny from federal ...