McDonald's said it believes onions may be to blame for the deadly E. coli outbreak linked to its Quarter Pounder.

coli outbreak linked to Quarter Pounder burgers at McDonald's. The agency said there have been at least 49 people sickened across 10 states, with 10 people requiring hospitalization and one death.

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 ...

McDonald’s restaurant recently removed the Quarter Pounder sandwich off their menu at various locations across the country ...

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 ...

McDonald's will resume sale of its Quarter Pounder burgers, the company announced Sunday, after testing by authorities in Colorado ruled out the company’s beef patties as the source of a large E.

A push by McDonald's to revamp the Quarter Pounder in recent years — switching to fresh beef and pushing a marketing campaign complete with "I'd rather be eating a Quarter Pounder" stickers ...

McDonald's on Sunday said it would start selling its Quarter Pounder hamburgers again, after tests for e.Coli came back clear. Restaurants in a dozen US states had temporarily pulled the burgers ...

The McDonald's Quarter Pounder has been linked to a deadly E. coli outbreak across 10 states. The fast-food chain overhauled its famous burger in 2018 — then reported a surge in sales.

McDonald's Quarter Pounder has been linked to a deadly E. coli outbreak across 10 states. The fast-food chain overhauled its famous burger in 2018 — then reported a surge in sales. Now ...