Chef / restauranteur Gaston Acurio is on a mission to bring Peruvian cooking to the world; photo by Karel Navarro The latest issue of Condé Nast Portfolio features a highly readable profile of Superchef Gastón Acurio, the culinary mastermind behind La Mar, Astrid y Gaston and more than a dozen eateries in South America and now the United States. Writer Andrew Curry notes:  Over the last two decades, Peruvian cuisine has gone from being overlooked (even in Peru) to the hottest trend in South America, thanks in part to Acurio’s evangelism. “Peruvian cuisine is a phenomenon,” says Mayalen Elizondo, a society editor at the Mexico City daily Excelsior. “In Mexico, everyone…