Healthier food, bottom line for Starbucks? Starbucks is on the brink of rolling out a serious reinvention of its breakfast food. Details of the chain's long-anticipated move into better-for-you food -- so hush-hush that it had its own code name, Morning Source -- will be unveiled Tuesday. It comes as Starbucks' U.S. stores are struggling with drops in traffic and comparable sales growth as many cash-strapped consumers hesitate to shell out $4 for their java fix.