Place a large baking tray in the oven and preheat to 230 degrees Celsius. Make the olive and walnut stuffing by placing all the ingredients in a food processor and pulsing until very finely chopped.

Chef Geraud Fabre, from Melbourne’s French restaurant France-Soir, shares his recipe for baked sea perch dumpings in bisque. “In the restaurant, we use a large piping bag and pipe the quenelles as ...