Vegan koji

Temporary offer: free Aspergillus sojae koji with the purchase of 2 bags of koji.

Any combination is allowed. The A. soja will be automatically added to your order

Koji is an essential component in the production of traditional Asian foods such as soy sauce, miso, and sake. However, its versatility extends far beyond these staples, unlocking a treasure trove of flavors and textures.

🛒 Looking to buy koji? Startercultures offers no less than 8 koji types, for all your koji needs. Choose the one that best fits your goal. If you have questions, hit us up in the chat.

  • Koji for miso

    From 19,99

    Out of stock

    (5 customer reviews)

    This koji comes directly from Japan from the famous koji maker Hishiroku. It is best suited to make miso, but can also be widely used for shoyu, beans and other koji experiments. New: available for 5 or 200 kg of beans/grains.

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  • white koji

    From 19,99

    Out of stock

    (5 customer reviews)

    This white koji starter is best for making koji rice, amazake (sweet sake), sake, white miso, shio-koji and other light-colored foods and beverages. Also known as light rice koji.

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  • Base koji for shoyu

    From 18,99

    (5 customer reviews)

    This koji type is mainly meant for shoyu (soy sauce) making, but in our experience also a good all-rounder. If you do not know which koji to start with, this is the one to go for. Aavailable in 2 sizes: for 5 kg or 360 l. 

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  • Barley Koji 5kg

    From 19,99

    (5 customer reviews)

    Koji is the mold that can do anything. Miso, soy sauce, shoyu, shio koji, amazake, black bean sauce, sake, doungjun, they all owe their amazing texture and flavor to the fungus Aspergillus oryzae. This koji variant is best suited for use on barley. New: available for 5 or 200 kg of beans/grains.

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  • luchuensis

    From 12,99

    (5 customer reviews)

    Aspergillus luchuensis or Aspergillus awamori is a special type of koji. It is one of the ‘black kojis’ traditionally used to make Shochu, a distilled beverage. Available in 2 sizes: 5 grams for 5 kilograms or 200 grams for 200 kg. 

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  • koji

    19,99

    In stock

    (4 customer reviews)

    This koji is super easy to use as it’s rice that is already covered with koji mold! No need to steam your rice, no need to create the right temperature, humidity and timing. This has all been done for you.

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  • Aspergillus sojae

    From 4,99

    Aspergillus sojae is used to make the ferment (kōji) of soy sauce, miso, mirin, and other fermented condiments such as tsukemono. You can make soysauce by fermenting soybeans with A. sojae, along with water and salt.

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Check out our selection of six vegan koji starter cultures for home fermentation. Vegan koji for home made shoyu, miso, salt koji, shio koji and much more.