Update On E Coli Outbreak 2024 Update. Coli illness that has now affected 90 people. Coli outbreak linked to mcdonald’s quarter pounders, the cdc said.

Coli outbreak linked to mcdonald’s quarter pounder burgers, the centers for disease control and food and drug. Epidemiologic and traceback data show that fresh, slivered onions served at mcdonald’s were the likely source of this outbreak.