masa" (half dough) than traditional Italian style pizza and uses more cheese. In Argentina pizza slices are often served topped with fainá, a Genoese chickpea-flour pancake, and accompanied by moscato wine. The most popular variety of pizza is called "muzzarella" (mozzarella), similar to Neapolitan pizza (bread, tomato sauce and cheese) but made with a thicker "media masa" crust, triple cheese and tomato sauce, usually also with olives. It can be found in nearly every corner of the country; Buenos Aires is considered the city with the most pizza bars per person of the world. Other popular varieties include ham, tomato slices, red pepper and longaniza. Two Argentine-originated varieties of pizza with onion, are also very popular: fugazza with cheese, a regular pizza crust topped with cheese and onions, and fugazzetta, with the cheese between two pizza crusts, with onions on top. Records according to Guinness World Records: The world's largest pizza was prepared in Rome in December 2012, and measured . The pizza was named "Ottavia" in homage to the first Roman emperor Octavian Augustus, and was made with a gluten-free base. The world's longest pizza was long; it was made in Fontana, California in 2017. Other previous records include that of Marquinetti (Tomelloso, Spain), where a 1141.5 m pizza was achieved, itself surpassing a previous record in Poland. The world's most expensive commercially available pizza recognised by Guinness World Records costs US$2,700, and was sold at Industry Kitchen (USA) in New York, New York, USA, as of 24 April 2017. It is made of black squid ink dough, and topped with UK white Stilton cheese, French foie gras and truffles, Ossetra caviar from the Caspian Sea, Almas caviar, and 24K gold leaves. More expensive pizzas have been reported, but are not recognised by Guinness World Records, such as the "Pizza Royale 007" at Haggis restaurant in Glasgow, Scotland, which is topped with caviar, lobster, and 24-carat gold dust, and the caviar pizza made by Nino's Bellissima pizzeria in New York City, New York. A pizza made by the restaurateur Domenico Crolla that included toppings such as sunblush-tomato sauce, Scottish smoked salmon, medallions of venison, edible gold, lobster marinated in cognac, and champagne-soaked caviar. The pizza was auctioned for charity in 2007, raising . Pizza and health Some pizzas mass-produced by pizza chains have been criticized as having an unhealthy balance of ingredients. Pizza can be high in salt and