By THÉRÈSE MARGOLIS For the third straight year, the Café Urbano, located inside Mexico City’s Presidente InterContinental Hotel in Colonia Polanco, is hosting a 11-day festival of traditional northern Indian cuisine. Northern Indian cuisine, also known as Mogul cookery, was developed at the royal Punjabi courts of Delhi and Agra during the majestic era of the Mogul maharajahs, who were