The Food and Drug Administration is investigating whether onions supplied by Taylor Farms are the source of an E. coli outbreak tied to McDonald’s Quarter Pounders that has led to one death, according ...

DAWSON, N..D. — And now, it’s Porter Farms. Phillip Porter, 38, for a decade has been raising onions with his father in-law, Monte Benz of Steele, N.D. Porter is taking over supplying onions to Benz’ ...

WASHINGTON — A California-based produce company was the source of fresh onions linked to a deadly E. coli food poisoning outbreak at McDonald’s, officials with the restaurant chain said Thursday.

McDonald’s officials have confirmed that Taylor Farms was the supplier of onions that have been linked to a deadly E. coli outbreak traced to Quarter Pounder burgers sold at the chain’s restaurants.

After more than four generations of growing onions in the arid landscape of west Texas, Bruce Frasier, head of Dixondale, knows a thing or two about growing a perfect onion. “The best thing a farmer ...