McDonald’s previously said in a statement that early findings pointed to slivered onions on their Quarter Pounder as a ...

An outbreak of E. coli illness linked to onions used in McDonald's Quarter Pounders has expanded to now include 75 cases ...

A deadly outbreak of E. coli poisoning tied to McDonald's Quarter Pounders has expanded, with at least 75 people sick in 13 ...

CHICAGO, IL (REUTERS) – Fresh onions are the likely source of an E. coli outbreak at McDonald’s restaurants that has sickened ...

Two lawsuits have been filed against McDonald's in the midst of an E. coli outbreak linked to the restaurant chain's Quarter ...