Gastro Mania Opens in Multnomah Village O'Connors Space. Foie Gras Burger, anyone? Gastro Mania, a Mediterranean restaurant, is drawing crowds at their new location, which replaced Portland institution, O'Connors Restaurant.Like so many Portland restaurants, Gastro Mania started out as a food cart before expanding to a brick and mortar restaurant in northwest Portland. The … [Read more...] about Gastro Mania Now Open in Multnomah Village