If the National Cattlemen's Beef Association has its way, beef will not be just for dinner anymore. Looking to emulate the success of Chicken McNuggets and fried mozzarella sticks, the group is hoping to inject some red meat into the American snack food diet with cheeseburger fries. The fries, which look like a squat version of standard French fries, are made of a meat-and-cheese compound that tastes — as the name suggests — like a cheeseburger. Breaded, then deep-fried and served with ketchup or barbecue sauce, cheeseburger fries have found their way onto menus in several states including Nebraska,...