Having cooked for some of the most notable names in the industry--Ashton Kutcher, Diddy, Ben Affleck, Will Smith, Common, Tyrese Gibson, Robert Smith, Xhibit, Mercedes-Benz, Lamborghini, and more--it's no wonder why Chef Ryan Rondeno is shaking up the restaurant industry with his line of cookbooks, spices and rubs, and bringing elegant dishes, bold flavor, and simple technique to the home front with his new Food-Culture App.