Asari Misoshiru (あさりの味噌汁, manila clam miso soup)

Asari are small clams, but they don't speak quietly. In spring, when they're at their prime, they give the soup its broth almost before you've done any cooking. Water, clams, miso. It sounds too plain, which is usually where the good things are hiding.

The one detail that decides this bowl is not the miso. It's the sand. Purge the clams in salted water first, dark and calm, so they spit out what would otherwise end up between your teeth. A clam that tastes of grit has taught you nothing except impatience, and we have better teachers.

Here the shellfish make the dashi themselves. A small piece of konbu can round the broth, but katsuobushi would crowd the clean sweetness of the clams. Bring the water up gently, pull the konbu before it boils, and take each clam out as it opens. Then dissolve the miso off the heat. Boil miso and its fragrance goes flat, which is a poor bargain after the clams have done such honest work.

Misoshiru belongs beside rice as part of the everyday Japanese meal, but this version carries the season clearly. Nothing hidden, no heavy seasoning, no drama. Just glistening fresh clams, a clear broth clouded only by miso, and a few green leaves to tell the bowl it's spring.