A restaurant in São Paulo, Brazil, has just been named one of the best in the world. And among that group, it’s probably the cheapest. That’s because the chefs have developed a rotating menu based on using all parts of a common animal — the pig. Reporter Gisele Regatao visits A Casa do Porco to get a taste and the back-story of a chef who grew up selling sandwiches on the streets of downtown São Paulo.