Tuna Onigiri are simple rice balls with a special place in Japanese cuisine. Today, we're making a classic: tuna mayo onigiri ...

Now the cooked rice is ready. 1. Prepare the onigiri fillings. Tuna-mayo: Mix the tuna with mayonnaise and black pepper. Ume: Remove the seed from umeboshi. 2. Spread the cooked rice on plastic wrap.

So now today, I'm going to show you one of the most popular fillings of "onigiri," which is tuna and mayonnaise. Tuna mayo is simply a mixture of canned tuna and mayonnaise and perfectly Japanese ...