Quarter Pounders Return to McDonald’s Menus After Beef is Ruled Out as E. Coli Source

After the Food and Drug Administration said it believes slivered onions were the source of the outbreak that killed one person and sickened at least 75 others, the chain put the popular burgers back on its menu—but held that topping.

Quarter Pounders Return to McDonald’s Menus After Beef is Ruled Out as E. Coli Source

After the Food and Drug Administration said it believes slivered onions were the source of the outbreak that killed one person and sickened at least 75 others, the chain put the popular burgers back on its menu—but held that topping.