
Prepare the rice by rinsing it under cold water until the water runs clear. Then cook the rice according to the package instructions or by using a pot or rice cooker *2
Drain the brine or oil and empty the can of tuna into a small mixing bowl. Add the Japanese mayonnaise to it and combine well. Set it aside
Cut the nori seaweed sheet in half and toast them slightly.
Place some plastic wrap over a rice bowl.
Add 1/2 cup of cooked rice on the plastic wrap.
Make a small well in the centre of the rice and fill with a spoonful of the tuna mayo mixture.
Top with another 1/2 cup of cooked rice.
Lift up the plastic wrap and wrap around the rice ball to shape.
Shape the onigiri into a triangle (or ball) by gently squeezing the rice in the palm of your hands.
Wrap with nori: If desired, wrap the onigiri with a sheet of nori seaweed. The nori will provide a convenient handle for eating and add a bit of flavor.
Repeat: Repeat the shaping and wrapping process until you have made the desired number of tunamayo onigiri.