E. Coli Outbreak Widens to 75 Cases Linked to McDonald’s

Health officials say that recalls of onions — the suspected source of the contamination — would help lessen the risk to consumers. Other major fast-food chains have also stopped offering onions.

source https://www.nytimes.com/2024/10/25/health/e-coli-mcdonalds-quarter-pounder-onions.html