Decision to cut topping comes as officials work to confirm source of E. coli outbreak linked to McDonald's Quarter Pounders.
McDonald's pulled Quarter Pounders from 20% of its U.S. stores this week — and now other fast-food restaurants have ...
Taylor Farms, an onion suppler for McDonald's where Quarter Pounders are linked to an E. coli outbreak, is the subject of a ...
If the onions contained E. coli, he said, the contamination could have been identified by adequate testing on the journey ...
Fast-food chains were pulling fresh onions out of their menu items on Thursday after the vegetable was named as the likely ...