Revenons à nos moutons.
To return to the subject. (Lit. "to our mutton.")
Pierre Blanchet, Pierre Pathelin, III. 2. Same used by Brueys in his L'Avocat Patelin (Maître Patelin) which he says in the preface he took from Blanchet's play. Jacob's ed. in Recueil de Farces Soties, p. 96 gives text as "Revenons a ces mouton." Pasquier—Recherches de la France gives "nos mouton." Rabelais—Pantagruel, Book III. 34. ("Retournous" for "Revenons").