How to Make Matcha: The Tools and Technique That Actually Matter

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Clumpy, Bitter Matcha Is Almost Never About the Matcha

If you’ve followed my matcha buying guide and picked up a genuinely good tin, and your first bowl still came out clumpy, bitter, or flat rather than smooth and frothy, the problem is very rarely the matcha itself. Learning how to make matcha properly is less about ceremony and more about avoiding a handful of specific, repeatable mistakes — water too hot, no sifting, the wrong whisking motion — that quietly ruin even a genuinely excellent tin.

In my experience, this is exactly the gap between buying good matcha and actually enjoying it. The technique isn’t difficult, but it is unforgiving of shortcuts in a way that, say, steeping a bag of sencha simply isn’t.

The Tools That Actually Matter

You don’t need the full traditional tea ceremony setup, but a few tools genuinely make a difference and aren’t easily substituted.

• Chawan (matcha bowl) — wide-mouthed, giving the chasen room to move freely. A narrow coffee mug makes proper whisking nearly impossible.
• Chasen (bamboo whisk) — the single tool worth not skimping on. Metal whisks and milk frothers can’t replicate the fine aeration a bamboo chasen produces, and this is where a lot of “why is my matcha flat” problems actually originate.
• Chashaku (bamboo scoop) — traditionally used to measure matcha; a standard heaping scoop is roughly 1 gram. A measuring spoon works as a substitute if you don’t have one.
• Fine mesh sieve (furui) — this step is genuinely non-negotiable. Skipping it is the single most common cause of clumpy matcha.

Usucha vs. Koicha: Two Different Preparations

Before getting into steps, it’s worth knowing that “how to make matcha” actually splits into two distinct preparations with different ratios and technique.

Usucha (薄茶, “thin tea”) is the everyday preparation — lighter, frothier, and what almost everyone means when they picture a bowl of whisked matcha. This is where you should start if you’re new to matcha.

Koicha (濃茶, “thick tea”) is a more concentrated, syrup-like preparation traditionally reserved for formal tea ceremonies, using roughly double the matcha and a fraction of the water, kneaded rather than whisked into a smooth paste rather than a foam.

How to Make Usucha (Everyday Matcha)

What you need

• 2g matcha (about 1–2 heaping chashaku scoops, or roughly ½–1 teaspoon)
• 60–80ml hot water, around 175°F (80°C) — not boiling
• Chawan, chasen, sieve

Steps

1. Warm the bowl. Pour a small amount of hot water into the chawan, swirl it around, then discard. This warms the bowl and softens the chasen’s bamboo tines, making them more pliable and less prone to snapping.
2. Dry the bowl completely. Any leftover moisture will cause the matcha to clump before you’ve even added water — this small step matters more than it sounds like it should.
3. Sift the matcha directly into the bowl. This is the step most people skip, and it’s the one that most reliably fixes a gritty, clumpy result. Matcha is fine enough that static and humidity cause it to clump on its own, and no amount of vigorous whisking fully breaks up clumps that were never sifted.

4. Add the water. Pour the 60–80ml of hot water over the sifted matcha.
5. Whisk in a “W” or “M” motion, not a circle. Hold the chasen upright and move your wrist back and forth in quick, short strokes — not a stirring or circular motion. This is what actually builds the fine microfoam that separates good matcha from a flat, muddy-looking bowl.
6. Drink within a few minutes. Matcha oxidizes and loses its foam quickly; unlike steeped tea, this isn’t something you want to let sit.

How to Make Koicha (Thick, Ceremonial-Style Matcha)

What you need

• 4g matcha (about 3–4 heaping chashaku scoops)
• 30–40ml hot water, slightly cooler than usucha, around 160–175°F (70–80°C)
• Chawan, chasen (ideally a koicha-specific chasen with fewer, thicker tines, though a standard one works for a single serving)

Steps

1. Warm and dry the bowl, same as usucha.
2. Sift a larger quantity of matcha into the bowl — roughly double the usucha amount.
3. Add the water slowly, pouring around the edges of the matcha rather than directly on top, trying to wet as much of the powder as possible without splashing.
4. Knead rather than whisk. This is the key technical difference from usucha — instead of the brisk W-motion, use slower, more deliberate kneading and folding strokes. Koicha isn’t meant to foam; the goal is a smooth, glossy, syrup-like paste with a deep, saturated green color.
5. Serve promptly, traditionally shared from a single bowl among guests in formal settings, though there’s no reason you can’t make a solo serving at home.

Common Mistakes (And What They Actually Cause)

Mistake	What it causes
Water too hot (above 175°F)	Degrades the delicate compounds in the leaf and pulls out excess bitterness — this is the single most common cause of “bitter” matcha complaints
Skipping the sieve	Clumping, gritty texture, pale green specks that resist the whisk
Whisking in circles instead of a W/M motion	Weak, flat foam instead of fine microfoam
Using a metal whisk or frother	Coarser bubbles, less stable foam — not a true substitute for a bamboo chasen
Letting it sit before drinking	Foam collapses and matcha powder settles at the bottom, flattening the texture and flavor

Conclusion

Learning how to make matcha properly comes down to a short list of specific habits — sifting, correct water temperature, and the right whisking motion — rather than any deep ceremonial skill. Usucha covers the everyday bowl most people actually want, while koicha is worth trying once you’re comfortable with the basics and want to taste what a genuinely premium tin can do in its most concentrated form. Get the temperature and the sifting right, and most of what people blame on “bad matcha” simply disappears.

If you haven’t picked a tin yet, my guide to matcha brands and types of Japanese tea cover the rest of what’s worth knowing before your first bowl.