The culture of Chicago, Illinois is known for the invention or significant advancement of several performing arts, including improvisational comedy, house music, industrial music, blues, hip hop, gospel, jazz, and soul. The city is known for its Chicago School and Prairie School architecture. It continues to cultivate a strong tradition of classical music, popular music, dance, and performing arts, rooted in Western civilization, as well as other traditions carried forward by its African-American, Asian-American, European American, Hispanic American, and Native American citizens. The city is additionally known for various popular culinary dishes, including deep-dish pizza, the Chicago-style hot dog and the Italian beef sandwich. Food and drink Chicago lays claim to a large number of regional specialties that reflect the city's ethnic and working-class roots. Included among these are its nationally renowned deep-dish pizza; this style is said to have originated at Pizzeria Uno. The Chicago-style thin crust is also popular in the city. A number of well-known chefs have had restaurants in Chicago, including Charlie Trotter, Rick Tramonto, Grant Achatz, and Rick Bayless. In 2003, Robb Report named Chicago the country's "most exceptional dining destination" and in 2008, Maxim awarded Chicago the title of "Tastiest City." Local specialties The most popular Chicago-style foods are: The Chicago-style hot dog, traditionally a steamed or boiled, natural-casing all-beef wiener on a poppy-seed bun, topped with yellow mustard, chopped onion, sliced tomato, neon-green sweet-pickle relish, sport peppers, a dill pickle spear, and a sprinkling of celery salt—but never ketchup. Chicago-style pizza includes deep-dish pizza with a tall outer crust and large amounts of cheese, with chunky tomato sauce on top of the cheese instead of underneath it. Similar to this is stuffed pizza, with even more cheese, topped with a second, thinner crust. Also very popular in Chicago is a type of thin-crust pizza called "tavern style", which has a very thin, crispy crust and is cut into squares instead of wedges. The Italian beef, a sandwich featuring thinly sliced roast beef simmered in a broth (known locally as "gravy") containing Italian-style seasonings and served on an Italian roll soaked in the meat juices. Most beef stands offer a "cheesy beef" option, which is typically the addition of a slice of provolone or mozzarella. A "combo" is a beef sandwich with the addition of grilled Italian sausage. Italian beef sandwiches are traditionally topped with sweet peppers or spicy giardiniera. Other Chicago-style dishes include: