Au Rocher de Cancare, Paris | by © Tangopaso Au Rocher de Cancale is a Paris restaurant, located at No. 59 on the Rue Montorgueil, 2nd arrondissment, Paris. The restaurant has enjoyed its fame and great success during the Belle Epoch in 19th century. Because of its location and the excellence of cuisine, the customers enjoyed the dinners after the theaters or the Opera house at Au Rocher. Coco Chanel was one of those celebrity clients in that era.