Delicious Deep-Dish Pizza in Highland Park, IL Deep-dish pizza is one of Chicago's unique contributions to the world of Italian-influenced cuisine. At Piero's Pizza, owner Frank Gagliardo takes pride in serving up some of the best pizza in Highland Park, IL. We offer seven different varieties of Chicago pizza based on authentic family recipes, with bold flavors, generous toppings, and fresh ingredients. There's a reason we've got the pizza Glencoe, IL loves -- it's some of the most delicious Italian food in Chicagoland, and WGN 9 noticed. We've been selected to appear on the local TV special, Chicago's Best, a profile of the area's best restaurants and local flavors. Check out our video below to see what Chicago's Best thought of our deep-dish pie!