Knowlwood Restaurants - Orange County, California Since 1957. Began serving burgers along Imperial Highway from a roadside farm stand among orange groves, now serving breakfast, lunch, and dinner - the World's Best® Burgers, Turkey Burgers, Veggie Burgers, Frisco Burgers, 17 Draft Beers, Wine, Sandwiches, Salads, Tacos, Kid's Meals, Breakfast, Irish Nachos, and Milkshakes made by hand. Great place for kids and parties with games, sports TVs, open spaces, and large outdoor patios.