Rinse the uncooked sushi rice until cold water until the water runs clear
Place the water into a saucepan and bring to the boil.
Add the rice and cook until soft and all the water has been absorbed.
In another saucepan, add the rice vinegar, oil, sugar and salt and bring to the boil.
Remove the cooked rice from the saucepan, allow to cool slightly for 5 minutes before stirring through the rice vinegar mixture. Try to incorporate as much air as possible when folding through the vinegar mixture.
Divide into 20g balls and set aside.
Using a potato peeler, peel the cucumber into thin strips and wrap the cucumber strip around the sushi rice ball.
Place onto the serving plate.