A McDonald's Quarter Pounder hamburger is shown in this photograph, in New York's Times Square, Wednesday, Oct. 23, 2024.
An E. coli outbreak has been traced to McDonald's Quarter Pound hamburgers served with raw slivered onions.
An FDA spokesperson confirmed Thursday the agency was investigating Taylor Farms, adding, "We're looking at all possible sources."
A McDonald's spokesperson said Wednesday that the raw onions were sourced from a single supplier and processed at a single facility.
According to the company's website, Taylor Farms is a California-based producer of fresh-cut fruits and vegetables.
Persons:
Taylor, Taco Bell
Organizations:
Drug Administration, . Foods, FDA, Centers for Disease Control
Locations:
New, Colorado, California