Using wet hands or a nigiri mould, shape some rice into 8 lozenges about 5cm/2in long. Smear the top of each with a little wasabi, then top with a slice of sea bass. Brush the top of the fish with ...

As anyone who's had nigiri knows, you want to be able to still ... so that it retains enough of its warmth that it's easy to mold. While it's important to get the bottom half of your sushi right ...