Noodles & Company is repositioning itself, extending warmer welcome to guests and job applicants. And a besotted diner just won't go home.

Shake Shack is adding Maker's Mark bourbon to some of its burgers, and beefing up drive-though and kiosk development.

Chipotle is spicing up its menu, testing a new Garlic Guajillo Steak -- and waiving delivery fees to celebrate Cinco de Mayo.