People are often daunted by cooking whole fish, but this recipe from Tony Bilson is super easy. What’s more, it looks very impressive sitting on a platter in the centre of the table, and can also be served cold or at room temperature. Tony describes this as a classic lunch dish, best served with a green salad and lots of crusty bread to soak up all the delicious cooking juices. Ideally, start a day ahead to allo