Sea Bream Sashimi Salad

• ½ onion
• 3 cm (1¼ in) leek (white part)

Thinly slice the onion. Discard the outer layer from the leek, then cut the leek into matchsticks, as thin as possible. Soak in water for 10 minutes to soften the flavour, then drain well. Cut the turnip into very thin half-circles, and the rest of the vegetables into matchsticks. Mix all the vegetables together in a bowl. Cut the bream into thin slices, about 6 mm (¼ in) thick. Arrange the veg