It helps to have a teeny-weeny kitchen, of course. Here’s their dojo. Yes, it looks full-size, but … wait.
It all starts — of course — with rice, a few grains in a wee steamer …
… cooked on a tiny stove. (That is not enough coffee!)
A small piece of fish, sliced even smaller.
Rock, scissors, nori (seaweed).
Put it all together.
Roll it carefully.
And serve with a garnish, dipping sauce, and wasabi mustard.
Just about enough food for your break. Here's the Miniature Kitchens video: