
There is something almost meditative about making a proper Japanese stock from scratch, and the results are worth every careful minute. This foundational broth gets its depth from just two ingredients beyond water β dried kombu seaweed and bonito flakes β which means it's naturally free of meat while still delivering that elusive, savory umami backbone that makes Japanese cooking so satisfying. The technique is all about restraint: gentle heat, precise timing, and zero squeezing of the spent flakes, because patience here is what separates a clean, delicate stock from a bitter one. Kombu does the heavy lifting during a slow cold soak, releasing minerals and glutamates before the heat even turns on, while the bonito flakes steep like tea to add a subtle smokiness that rounds everything out beautifully. The finished dashi is pale, golden, and quietly complex β nothing like the flat, sodium-heavy powdered versions you might find at the store. Keep a batch in the fridge for up to three days and you'll find yourself reaching for it constantly, whether you're building miso soup, a simmering braise, or a simple noodle broth.
Fig is a food discovery app that helps you find foods and recipes that fit your dietary needs. Whether you have food allergies, intolerances, or follow a specific diet, Fig makes it easy to eat with confidence.
Learn more β4 servings



Combine the cold water and kombu in a medium saucepan. Let the kombu soak at room temperature for 30 minutes, until the water turns a pale straw-yellow and the kombu has softened and expanded slightly.
Place the saucepan over medium-low heat and warm slowly, uncovered, until the water reaches a bare simmer β small bubbles will begin to rise from the bottom of the pan, about 10 minutes. Do not let it reach a full boil; remove the kombu just before the first rolling bubbles appear, as boiling makes the stock bitter and slimy.
Create a Fig account for step-by-step instructions, access to our full recipe library, and more!
