Prepare the sushi rice. Cook the rice according to the directions on the package. Once the rice is cooked, combine the vinegar, sugar and salt in a small bowl. Mix the vinegar mixture into the cooked rice and set aside.
Slice the cucumber and avocado into thin strips.
Lay a sheet of nori on a sushi rolling mat. Place a thin layer of sushi rice on the nori, leaving a small border around the edges. Arrange the cucumber and avocado strips on top of the rice.
Roll the sushi into a log, using the sushi mat to help shape the roll. Repeat with the remaining ingredients.
Cut the sushi rolls into individual slices and serve.
Interesting Facts
Sushi is a traditional Japanese dish that has been around for centuries.
Sushi is usually made with raw fish, but it can also be made with vegetables such as cucumber and avocado.
Sushi is a healthy and nutritious meal that is low in calories and high in protein.