READ: McDonald's E. coli outbreak increases as 75 people infected in 13 states in US McDonald's has confirmed that Taylor ...

A California-based produce company was the source of fresh onions linked to a deadly E. coli food poisoning outbreak at ...

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

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

LOS ANGELES -- Testing has ruled out beef patties as the source of the outbreak of E. coli poisoning tied to McDonald’s ...

McDonald's Quarter Pounders are back on the menu after new testing confirmed that the chain's beef patties were not to blame ...

The E. coli infections, first reported on Sept. 27 in Colorado, were linked to the recent consumption of Quarter Pounder ...

The Quarter Pounder is back on the menu after testing showed no signs of E. coli. But the popular burger won’t feature the ...