French Renault Stoneware Crock LPoterie Renault brings French authenticity back to the kitchen with this traditional line of pottery. A beautiful salt glaze finish makes every piece unique. Designed, loved, tried and tested, Renault pottery is a 5th generation French institution specializing in classic French kitchen goods. Salt glaze pottery is stoneware with a glaze of glossy, translucent formed by throwing sea salt into the kiln during the higher temperature section of the firing