01 -
Toss the cooked sushi rice, sesame oil, tuna, mayo, and shredded seaweed in a big bowl. Stir until everything's combined well.
02 -
Flatten the mix with a spatula, then split it into 8 equal pieces. You can eyeball the portions or cut them evenly.
03 -
Roll each piece into a ball with clean or gloved hands. Eat right away while fresh.