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Top 5 products for Koji

Iseso Miyako Koji 500 g
IseSo Miyako Handmade Rice Koji 1kg 1 count
Cold Mountain Rice Koji 20 oz
Premium Dry Rice Koji 3pk 1 each
Hikari Shio Koji (Japanese All Purpose Seasoning) 20.4 oz

Popular recipes

Shio Koji Chicken

Shio koji chicken is chicken marinated in shio koji, which tenderizes the meat and adds umami before pan-frying or roasting.

Homemade Amazake

Amazake is a sweet Japanese rice drink, made with koji rather than added alcohol, by mixing rice koji with cooked rice and keeping it warm until the koji turns the starch into sugar.

Shio Koji Pickled Vegetables

Shio koji pickles are quick vegetable pickles in which cucumber, daikon or cabbage is rubbed with shio koji and rested in the refrigerator for a few hours.

Homemade Miso

Homemade miso is made by mixing cooked soybeans, rice koji and salt, then fermenting for months. Rice koji provides the enzymes that ferment the soybeans.

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Frequently asked questions

  • Where can I buy koji near me?

    Weee! sells rice koji and koji products online, including Iseso Miyako Koji 500 g, Cold Mountain Rice Koji 20 oz and Hikari Shio Koji 20.4 oz. Weee! delivers Asian and Hispanic groceries to your door in many U.S. areas; enter your ZIP code at weee.com to see availability and delivery options.

  • What is koji used for?

    Koji is used to make miso, soy sauce, sake, mirin and amazake, and to make shio koji for marinating. It is also used in some pickles and fermented sauces.

  • What is the difference between rice koji and shio koji?

    Rice koji is the dry or fresh cultured grain, while shio koji is the finished seasoning that is made by mixing it with salt and water. Ready-made Hikari Shio Koji can be used straight from the container.

  • How should I store koji?

    Store dry rice koji according to the package, usually in the refrigerator or freezer once opened. Shio koji and fresh koji need refrigeration.

  • What is koji?

    Koji is steamed rice or another grain cultured with the mold Aspergillus oryzae, used to ferment foods. It produces enzymes that break down starches and proteins into sugars and amino acids, adding sweetness and umami.

  • What is shio koji?

    Shio koji is a Japanese seasoning made by fermenting rice koji with salt and water. It tenderizes meat and fish, and adds a savory, slightly sweet flavor to marinades and soups.

  • How do I make shio koji at home?

    Mix rice koji with salt and water, then ferment it at room temperature, stirring daily, until it is sweet and soft, usually about a week. Store it in the refrigerator.

  • Is koji the same as miso?

    No. Koji is a fermentation starter, while miso is a paste made from soybeans, salt and koji. Marukome Hana Koji Miso is a miso that is made with extra koji.