One of Huddle House's signature dishes is the Philly Cheese Steak Tots: steak covered with cheddar cheese sauce and shredded cheese, on an open-faced omelet with Tater Tots. Huddle House hide caption

itoggle caption Huddle House

People shop in a Miami grocery store on July 8. USDA says that despite the drop in unemployment, the number of food insecure Americans has not declined because higher food prices and inflation last year offset the benefits of a brighter job market. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

Although food entrepreneur Tim West's family legacy is in Doritos chips, he wants to shake up the food system — with sustainable, healthful food. Vignesh Ramachandran/Ozy hide caption

itoggle caption Vignesh Ramachandran/Ozy

Currently, half of all products served in the school lunch program must be "whole-grain rich," which USDA defines as products made of at least 50 percent whole grain. According to the new standards, by the start of the next school year, schools must use only products that are whole-grain rich. Rogelio V. Solis/AP hide caption

itoggle caption Rogelio V. Solis/AP