Fast-food chains are taking precautionary measures at some of their restaurants as the CDC continues to investigate the source of a deadly E. Coli outbreak. The McDonald’s E. Coli outbreak that roiled the company’s stock earlier this week is having a knock-on effect on its fast-food competitors when it comes to taking precautionary measures.

Taylor Farms also issued a recall on its peeled, diced and whole peeled yellow onion packs “due to potential E.Coli contamination”