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The Essential Basic Ingredients for Making Warabi Mochi
When making warabi mochi, it all starts with choosing your ingredients.
The ingredients needed for authentic warabi mochi are actually very simple. Just three—warabi (bracken) starch, sugar, and water—produce that translucent, chewy texture. That said, the choice of these three ingredients and their balance greatly determine the final result.

Warabi starch is the dried starch extracted from the rhizomes of the bracken plant. Because only about 70g can be obtained from 10kg of bracken root, products made from 100% pure bracken starch are expensive. Commercial products come in three types—100% pure bracken starch, those blended with a few percent of pure bracken starch, and those made from 100% potato-based starch—each differing in texture and translucency.
Granulated sugar or superfine sugar is standard, but using wasanbon or brown sugar gives a richer finish. Water is basically 4 to 5 times the weight of the starch, and this ratio is a crucial point that determines the texture.
How to Choose Pure Bracken Starch and How the Types Differ
Choosing your bracken starch is the first step in determining the quality of your warabi mochi.
Products made from 100% pure bracken starch have a distinctive translucency and strong elasticity, and are used by high-end wagashi shops. They are characterized by strong stickiness and a darker finish. On the other hand, types blended with 5 to 10% pure bracken starch offer a moderate bracken aroma along with firm stickiness. With a good balance of affordability and taste, they are well suited to home use.
Bracken starch made from 100% potato-based starch is the most widely available type and is reasonably priced. It falls short of pure bracken starch in translucency, but has the advantage of being easy to handle even for beginners. Minoyo carries a wide range, from top-grade products such as pure bracken starch and betsuguchi bracken starch to commercial-use grades, allowing you to choose according to your needs.
Points for Judging the Quality of Bracken Starch
High-quality bracken starch has fine, uniform particles and a color ranging from white to pale gray. Product that gives off a faint bracken-like aroma when opened is fresh. Poor storage causes it to absorb moisture and harden or discolor, so it is important to keep it in an airtight container.
The Golden-Ratio Recipe
Here we introduce the blending ratio practiced by professional wagashi artisans.

The basic blend is 100g of bracken starch to 100g of sugar and 400g of water. It is an easy-to-remember ratio of starch to sugar at 1 to 1, and water at 4 times the starch. This blend produces warabi mochi that retains strong elasticity while also offering a chewy softness.
The amount of sugar can be adjusted to taste—60g for a lighter finish, 100g for a firmly sweet one. Changing the amount of water also greatly alters the texture. Using water at 3 times the starch (60ml) gives a firm texture characterized by clean bite and strong elasticity, while 5 times (100ml) gives a softness roughly midway between chewy and melting.
How the Amount of Water Changes the Texture
Increasing the water up to 6 times the starch (120ml) creates a light, fluffy texture that combines stickiness and softness. The dough stretches long without breaking and gives a melt-in-the-mouth feel. Conversely, reducing the water gives a firm, elastic texture. Try adjusting the amount of water to match your preferred texture.
SourceTenkyudo Pro, "Warabi Mochi | Comparing Results by Preparation Method"adapted from
Tips for Creating Translucency and a Chewy Texture
The appeal of warabi mochi lies in that transparent beauty and its distinctive texture.
To achieve translucency, kneading time is crucial. The basic rule is to remove the mochi dough from the heat once it turns transparent, but kneading for a further 3 minutes from that point dramatically improves stretch and stickiness. When extending the kneading time, the key is to remove it from the heat and knead so that too much moisture does not evaporate.

Heat control is also important: heat over medium-low heat at first, and lower the heat once stickiness develops. Once it becomes entirely transparent, reduce to low heat, switch your grip to hold the spatula like a fist, and knead the whole mass firmly from the bottom of the pot for about 5 minutes over heat. This process produces warabi mochi with luster and body.
How Cooling Changes the Texture
To enjoy warabi mochi at its best, it is important not to over-chill it. Transfer the warabi mochi to a tray, let it sit at room temperature until it cools to below body temperature, and refrigerate it ideally 20 to 30 minutes before eating. Over-chilling hardens the texture and robs it of its precious elasticity. When refrigerating, press plastic wrap directly onto the surface to prevent odor transfer.
SourceShirogohan.com, "How to Make / Recipe for Homemade Warabi Mochi"adapted from
Making Authentic Warabi Mochi with Minoyo's Wagashi Raw Materials
Make authentic warabi mochi at home with the raw materials chosen by professional wagashi artisans.

Minoyo is a specialist in wagashi raw materials with 120 years of history, handling top-grade starches such as pure bracken starch and betsuguchi bracken starch. Pure bracken starch is offered in a 10kg spec, and while it is a large commercial-use package, its quality is reliable—proven enough to be adopted by long-established wagashi shops in Kyoto.
For making warabi mochi, sugars such as sugar and mizuame are also important in addition to pure bracken starch. Minoyo handles a diverse range of sugars, including liquid sugar, fructose, powdered sugar, mizuame, honey, and brown sugar syrup, allowing you to choose according to your preferred sweetness and texture. We also offer original products such as "Warabi-gashi no Tomo" and "Warabi Manju no Tomo"—mix flours that simplify wagashi production.
See Minoyo's Product List Here
Finishing with Kinako or Brown Sugar Syrup
Kinako (roasted soybean flour) and brown sugar syrup are essential for finishing warabi mochi. Minoyo offers kinako made by roasting domestic soybeans in-house, characterized by quality tailored to its use with adjusted particle size and roasting level. For kinako, we also recommend our flavorful and aromatic black soybean kinako, which adds an elegant flavor to warabi mochi. Brown sugar syrup has a rich sweetness and depth that pairs superbly with warabi mochi.
Summary: Ingredient Selection and Blending Are the Deciding Factors for Warabi Mochi
In making warabi mochi, ingredient selection and blending balance are everything.
Choose a product made from 100% pure bracken starch for a premium finish with translucency and strong elasticity. A type blended with a few percent of pure bracken starch offers a good balance of affordability and taste, making it ideal for home use. The basic blend is 100g of bracken starch to 100g of sugar and 400g of water, but by adjusting the amount of water you can achieve any texture you like, from firm to silky-smooth.
If you also pay attention to kneading time, heat control, and how you cool it, you can produce warabi mochi that rivals a professional's. Using Minoyo's high-quality wagashi raw materials, you can enjoy making authentic warabi mochi at home. Why not spend a cool, refreshing moment this summer with homemade warabi mochi?
See Minoyo's Product List Here
📦 Related Minoyo Products
Please feel free to consult us about commercial procurement and sample requests
Minoyo is a specialty store for Kyoto confectionery raw materials based in Kyoto. For the raw materials covered in this article, we offer proposals close to the realities of wagashi production, including commercial procurement, trial samples, and consultation on lots and specifications.
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