Taco Bell, Pizza Hut and KFC restaurants in the U.S. have removed fresh onions from some locations as federal officials probe an E. coli outbreak linked to McDonald’s Quarter Pounder burgers.

Some Taco Bell, Pizza Hut and KFC restaurants have reportedly removed onions from their products as the Food and Drug Administration investigates the cause of a recent E. coli outbreak ...

Yum, which operates KFC, Pizza Hut and the Taco Bell chains, said it was removing onions “out of an abundance of caution.” The US Department of Agriculture said late on Wednesday that fresh ...