
This delicate Japanese stock is one of those foundational recipes that quietly transforms everything it touches β from miso soup to simmered vegetables to light broths that feel deeply nourishing without weighing you down. Kombu and bonito flakes bring natural umami and a clean, savory depth that no store-bought powder or cube can really replicate. For anyone managing hormonal health through diet, keeping sodium, additives, and processed ingredients in check matters, and making stock from scratch puts you fully in control of what goes into your food. The technique here is all about patience and low heat β soaking the kombu slowly, warming it gently, and steeping the katsuobushi just long enough to coax out its flavor without turning bitter. That restraint is what makes the finished stock so clear and elegant. It keeps in the fridge for a few days and freezes beautifully, so a single batch can quietly support a whole week of anti-inflammatory, whole-food cooking.
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!
