BHA & BHT Free Dashi

There is something almost meditative about making a proper Japanese stock from scratch, and the result — a pale, golden broth with a clean oceanic depth — is unlike anything that comes out of a packet or a can. This recipe uses just three ingredients: cold water, kombu, and katsuobushi. That simplicity is exactly what makes it so appealing for anyone avoiding synthetic preservatives like BHA and BHT, which show up frequently in commercial broths, bouillon cubes, and pre-made soup bases. By starting from whole, minimally processed ingredients, you stay in complete control of what goes into the pot. The technique matters here — the kombu is removed before a full boil to keep the stock clear and sweet, and the bonito flakes are steeped gently rather than squeezed, so you get nothing but clean, savory flavor. The finished dashi is endlessly versatile: use it as the base for miso soup, noodle broths, sauces, or braising liquids. It keeps in the fridge for a few days and freezes beautifully, so a single batch goes a long way.

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