rouille a French sauce which is typically orange or red in colour (from pounded sweet red pepper, paprika or the like), thick in consistency (bread is an ingredient), flavoured with garlic, and suitable for adding to Provençal fish soups such as Aigo sau and bouillabaisse.
© the Estate of Alan Davidson 1999, 2006, 2014 © in the Editor’s contribution to the second and third editions, Oxford University Press 2006, 2014.