Taco Bell reports soft sales despite success of Nacho Fries

Arizona farm linked, but officials investigate full supply chain

Businesses advised not to sell any romaine, unless certain it was grown elsewhere

Separate foodborne illness outbreaks linked to Arizona, N.C. farms

Protein costs remain in check, but soaring egg prices could hurt family dining

Chain will focus on environmentally-friendly restaurant upgrades, responsible sourcing, recycling

Burger chain plans full U.S. rollout in May

Company beats 4Q expectations thanks to price increases

But 7 more sick in the U.S. and investigation still alive