The health agency said slivered onions served with McDonald’s Quarter Pounder burgers and other food items were likely the source of an E. coli outbreak across multiple U.S. states.

Los Angeles: Fresh, slivered onions served on Quarter Pounders and other menu items from McDonald's are the likely source of E. coli outbreak in the

Oct. 30 (UPI) -- Slivered onions served on McDonald's Quarter Pounders and other menu items caused a recent E. coli outbreak, the U.S. Centers for Disease Control and Prevention announced Wednesday.

The CDC believes the risk to the public is "very low" due to the actions taken by McDonald's and Taylor Farms to remove slivered onions from affected locations.

The CDC believes the risk to the public is “very low” due to the actions taken by McDonald’s and Taylor Farms to remove slivered onions from affected locations.

Fresh, slivered onions on the restaurant chain’s Quarter Pounders “are the likely source” of the outbreak, the agency said Wednesday.

Fresh, slivered onions served on Quarter Pounders and other menu items from McDonald's are the likely source of E. coli outbreak in the United States, said the US Centers for Disease Control and Prevention (CDC).

E Coli outbreak linked to McDonald's Quarter Pounder hamburgers was first reported on October 22 and slivered onions were suspected to be the source of the infections.

The FDA said it has begun inspecting Taylor Farm’s processing center in Colorado Springs as well as an “onion grower of interest” in Washington state.