Rating: 93. When Pure C opened in 2010, it was the second restaurant of Dutch chef Sergio Herman, internationally acclaimed for his three Michelin starred restaurant Oud Sluis in Sluis. A lot has changed since then. In the summer of 2013 it was announced that Oud Sluis was to close its doors for good at the end of the year, Herman stating at the time "I've literally and figuratively reached my peak...