Gather sushi rice, rice vinegar, sugar, salt, nori, imitation crab or crab, avocado, cucumber, sesame seeds, and bamboo sushi mat
Cook the sushi rice
Mix rice vinegar, sugar, and salt
Fold the vinegar mixture into the cooked rice and let it cool
Cut avocado and cucumber into thin strips
Slice crab or imitation crab into strips
Place a sheet of nori on the bamboo mat
Spread a thin layer of sushi rice over the nori
Sprinkle sesame seeds over the rice
Flip the nori so the rice side is down
Place crab, avocado, and cucumber along one edge of the nori
Roll tightly with the bamboo mat
Seal the edge with a little water
Slice the roll into pieces with a sharp wet knife
Serve with soy sauce, pickled ginger, and wasabi