Update On E Coli Outbreak 2024 Usa. Coli outbreak reported last month is thought to be linked to slivered onions served on mcdonald's quarter pounders. At least 75 people across 13 states have been infected after eating mcdonald's quarter pounders linked to a deadly e.
Coli infections linked to onions served on burgers. Coli o157:h7 have been reported from 13 states.