Could the end of the ubiquitous dollar menu be nigh? Consumers, treated to an embarrassment of riches when it comes to dining out, aren't just focused on their wallets anymore. The artisanal food movement, anti-GMO sentiment and other food sourcing trends are compelling those in procurement to stay on top of their game and one step ahead of the competition. It's no longer about just adding a slice of cheese to a burger, it's about sourcing an ethically made cheddar that's not only affordable, but a favorite in focus groups as well. Once hyper-focused on cost at the expense of nearly everything else, the fast food supply chain is evolving — if only to keep pace with the customers it serves.