You first wash it several times to until the water is clear.
Leave it to stand in the sieve for 30 minutes.
Place the rice and water into a saucepan and put the lid on, bring to the boil on a medium heat and allow to boil for 4 minutes.
Turn the heat to the lowest setting for 8-10 minutes.
Meanwhile make the vinegar/sugar/salt mix to season the rice.
Empty the rice into a wooden bowl and slowly slice in the seasoning all the while fanning the rice. Continue until the seasoning is gone and and the rice is cool.