Last week, McDonald's temporarily ceased sales of the Quarter Pounder in certain states as a result of a potential E. coli contamination. After further investigation, Quarter Pounder beef patties have been deemed safe, and the item will be returning to the McDonald's menu this week.
A review of the product began after the and its varieties in several U.S. regions on October 22.
The initial review from the Food and Drug Administration (FDA) spotted Quarter Pounder beef patties and slivered onions — which are used as toppings to the burger — as probable sources of the outbreak. In response, McDonald's completely stopped its use of slivered onions and paused production of the Quarter Pounder in the impacted areas, which included Colorado, Kansas, Utah, and Wyoming, with specific areas in nearby states as well. as well as a precautionary measure.
On October 25, the FDA indicated slivered onions as the most likely cause of contamination, and two days later, McDonald's issued a that noted the Quarter Pounder beef patties were free from E. coli contamination, landing the item back on menus. How do we know the Quarter Pounder is safe? According to its press release, McDonald's compared its supply chain data to the CDC's Epidemiological data to rule out the beef patties as the cause of contamination.
The released their testing results, which were negative for the detection of E. coli in the Quarter Pounder beef patties. The fast food chain will resume sales of the Quarter Pounder .
