The Quarter Pounder is back on the menu after testing showed no signs of E. coli. But the popular burger won’t feature the slivered onions, as they’re the likely source of the outbreak in multiple ...

Quarter Pounders without onions will return to Colorado, Kansas, Utah and Wyoming, where the burgers were removed from all ...

The U.S. Food and Drug Administration continues to believe that slivered onions from a single supplier are the likely source ...

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

One person has died and 10 have been taken to hospital after an outbreak of E.coli linked to McDonald's Quarter Pounder burgers in the US. Infections were reported between 27 September and 11 ...

coli linked to McDonald’s Corp. Quarter Pounder burgers that has killed one person and hospitalized 10 people in 10 states. After initially dropping more than 9% after hours, McDonald’s shares ...

McDonald’s has pulled the quarter pounder off its menu in 20% of its stores in the U.S. as the burger chain attempts to mitigate an e. coli outbreak that has already sickened 49 people and ...

coli illnesses might be linked to slivered onions used in the Quarter Pounder. McDonald's burgers are cooked at 175 degrees, above the 160 degree level needed to kill the E. coli bacteria ...

coli infections linked to McDonald's Quarter Pounder hamburgers in 10 states ... food chains are navigating the value meal wars How Burger King found a way to offer Whoppers at McDonald's A ...

After an E. coli outbreak, McDonald’s stopped selling the Quarter Pounder in 12 states. The burger might take a hit for now, but its hold on customers will prevail, experts say. By Hank Sanders ...