McDonald's ruled out beef patties as the source of the E. coli outbreak linked to Quarter Pounder hamburgers, citing tests conducted by the Colorado Agriculture Department.
Colorado regulators said that fresh and frozen beef tested did not include the pathogen, giving McDonald’s confidence to ...
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The U.S. Food and Drug Administration continues to believe that slivered onions from a single supplier are the likely source ...
The company said it would put Quarter Pounders back on the menu, without the raw onions that were considered the likely ...
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