Tarako Onigiri (たらこおにぎり, salted cod roe)

Tarako makes some cooks pause. Fish roe sounds delicate, and the pale sac looks like something that needs expert hands. It doesn't. At its shun in the cold months, the roe is full; out of season, buy good salted tarako from a refrigerated case and let the salt do its honest preserving. This is picnic food, not ceremony with a worried face.

Here the first secret is not the shape. It is the filling. Grill the tarako just until the outside turns matte and firm, while the center stays moist and pale pink. That little heat tightens the membrane, makes the roe easier to tuck into the rice, and softens any raw edge without turning it dry. Cook it hard and it goes chalky, poor thing, after all that good salt.

Then shape the onigiri with wet, salted hands while the rice is still warm. Warm short-grain rice holds together because the surface starch is tender enough to cling; cold rice cracks and asks to be squeezed, which is no way to treat rice. Press lightly, make a hollow, set the tarako at the heart, and close it with just enough pressure to keep its manners. We eat onigiri anywhere: at a desk, on a train, under a tree. The method, not the menu, carries the tradition. Nothing hidden, only rice, salt, and a filling good enough to be seen.