Hario Mizudashi 1000ml Cold Brew Review

Intro

The Hario "Mizudashi" Cold Brew Coffee Maker (MCPN-14B) is a manual, glass cold-brew pot with a removable reusable filter and a listed capacity of 1,000 ml (5 cups). Designed around simple immersion brewing, the listing describes Hario's heatproof borosilicate glass made in Japan and promotes an easy add-water-and-wait workflow. Owners repeatedly praise the resulting low-acid, smooth coffee and the simplicity of the system — but note two recurring practical drawbacks: it’s tall for the volume it holds, and because it’s glass it needs careful handling.

What it is / first look

The Mizudashi is an all-glass cold-brew carafe with an internal removable fine-mesh filter basket. The listing gives key specs up front: 1,000 ml capacity, item dimensions of approximately 3.7" D x 5.43" W x 11.57" H (W138 × D94 × H294 mm in the product details), and an item weight of 550 g. It’s described as made with Hario heatproof borosilicate glass manufactured in Japan. The product details list the filter type as reusable, the operation mode as manual, and the included component as a carafe (model name "Mizudashi" Cold Brew Coffee Pot, model number MCPN-14B).

Available colors listed in the product data are Black, Brown, and Red; you’ll often see the default color shown as Black. The listing also calls out a slender pouring spout for controlled serving and emphasizes simple daily use: load grounds into the mesh basket, cover with water, refrigerate to brew, then remove the basket to serve directly from the glass server.

In daily use

What this brewer is asking you to do is basic immersion cold brewing: add ground coffee to the fine mesh basket, top with water, stir to saturate, put the whole carafe in the fridge and let the coffee steep. The listing’s brew instructions suggest about 80 g (2.8 oz) of coffee for the 1,000 ml carafe and an overnight brew of around 8 hours, while owners’ usage notes show a range of approaches depending on taste.

Strength, grind size, and brew time

The listing itself advises coarse grind for a lighter, more delicate coffee or finer grind for a brew with more body and strength. Owners expand on that: several report being able to use finer grinds than typical cold-brew systems because the Mizudashi’s fine mesh basket holds back more fines than looser mesh or bag methods. That translates into a smoother, less acidic cup with less grit in the glass — though multiple owners note there can still be some sludge at the bottom that should be left undisturbed when pouring.

As for time, the listing recommends refrigerating for 8 hours; owners experimenting with strength often push brew time to 24 hours for a much stronger concentrate and then dilute the concentrate to taste (one owner reports using a 1:1 dilution for ready-to-drink strength). If you prefer very concentrated or very mild results, plan to adjust grind and time accordingly.

Daily workflow and cleanup

Owners praise the simplicity: load the basket, add water, let it steep, lift the filter basket out and serve. The reusable filter is removable for cleaning, and several people say the mesh is finer than many alternatives so it avoids the repeated clogging and rinsing problems they experienced with other systems or paper filters. Cleanup is generally described as straightforward, though because the brewer is glass many owners treat washing with care to avoid knocks and falls (see Safety).

Fridge fit and counters

A consistent, repeated note in owner feedback is that the Mizudashi is tall for its volume. Several buyers point out it’s taller than a 2 L soda bottle and may only fit on the bottom shelf or the door of many refrigerators. If you have a narrow or small fridge, measure the internal vertical clearance — the listing provides the height (about 294 mm / 11.57 in) so you can check fit before buying.

Materials & build quality

Materials and build assertions in the listing: the carafe is listed as glass and the manufacturer copy describes Hario’s heatproof borosilicate glass, made in Japan, claimed to resist sudden temperature change and odor transfer and listed as safe for microwave and dishwasher use. The product listing identifies the filter type as reusable and the included component as a carafe; operation mode and power source are listed as manual.

• Capacity: 1,000 ml (5-cup capacity stated in product details).
• Dimensions: 3.7" D x 5.43" W x 11.57" H (W138 × D94 × H294 mm).
• Weight: 550 g (item weight).
• Material: Glass (listing describes Hario heatproof borosilicate glass manufactured in Japan).
• Filter: Reusable removable mesh basket (listing).
• Included: Carafe (listing).

Owners who already own Hario gear are often comfortable with the brand’s glasswork and say the unit feels like the same design language as other Hario products. The filter basket is described in owner notes as a fine plastic mesh that traps more fines than loose bags or coarse meshes, which many users welcome for a cleaner cup. The unit’s simple build — essentially a glass server and removable basket — keeps the product mechanically straightforward and easy to maintain when handled carefully.

Safety considerations

Two safety and handling threads deserve attention.

• Glass fragility: The listing highlights Hario’s heatproof borosilicate glass and claims resistance to sudden temperature change, plus microwave and dishwasher compatibility. That said, owners report real-world breakage when the carafe was knocked or dropped during washing — one owner explicitly described the top shattering after the container slid sideways in the sink after almost a year of use. Treat the Mizudashi like any glass server: avoid sudden impacts, set it on stable surfaces, and be cautious when placing it in or removing it from the fridge or dishwasher.
• Filter bucket and sludge: Owners note the fine mesh basket holds back most fines and produces low-grit cups, but several report a small amount of sludge settling at the bottom of the carafe that can be disturbed if you pour roughly. For safe, grit-free pours, lift the filter basket out before serving and pour gently; if the listing’s instructions are followed, the brewed liquid will be clearer at the top and should be decanted carefully without agitating the settled grounds.

Also note a small oddity in the product specs: wattage and voltage fields are present (listed as 1000 watts and 230 volts) even though the brewer is manual and the operation/power source is listed as manual. That likely reflects a generic spec template on the listing; the product functions without electricity as a manual cold-brew immersion system. As always, verify the current listing/manufacturer documentation if electrical safety or certifications are a concern.

Who this is for / who should skip

This is an appliance for home cooks and coffee drinkers who want a straightforward, low-fuss immersion cold-brew system and who are comfortable with glassware handling and refrigerator-space planning.

Good fit

• People who want low-acid, smooth cold brew with minimal fuss — owners commonly praise the ease and flavor.
• Cooks who prefer a manual, equipment-light workflow and a reusable filter rather than paper or bag systems.
• Sober gift buyers: owners say they’d happily gift this to someone new to cold brew since it’s simple to use.

Who should skip or consider alternatives

• Anyone who needs a short, wide brewing vessel to fit a tight fridge — the Mizudashi’s ~294 mm / 11.6 in height can be a problem in small fridges.
• Households with toddlers or high-traffic sinks where glass servers are at high risk of knocks — owners have reported breakage after accidental falls.
• Buyers who want electric or automated cold-brew systems; this is a fully manual brewer (the listing lists operation/power source as Manual and Smart Home Compatibility as Not Smart Home Compatible).

Verdict

The Hario Mizudashi is a simple, well-liked entry-level cold-brew carafe that delivers smooth, low-acid coffee with minimal fuss. The reusable fine-mesh basket and straightforward immersion workflow are what most owners praise: it’s easy to load, produces clean-tasting coffee with less grit than some bag or paper-filter methods, and is simple to clean if you handle the glass with care. The trade-offs are largely practical: the unit is tall for its capacity so check your fridge clearance, and it’s glass — durable for kitchen glassware but breakable if dropped.

Check before you buy

• Measure your refrigerator’s available vertical clearance — the Mizudashi’s height is listed as about 294 mm / 11.57 in.
• Confirm the capacity and serving expectations: the listing states a brewed volume of 1,000 ml (5 cups).
• Decide whether you want a manual immersion system with a reusable filter versus a bag or electric system — the product is manual and the filter is listed as reusable.
• Be prepared to treat the carafe as glassware: owners report excellent flavor but also occasional breakage when dropped.

For many home coffee drinkers who want a reliable, low-effort way to make cold brew and are comfortable with glassware, the Mizudashi is an excellent budget-minded pick that plays to Hario’s strengths. If you need a squat pitcher that fits tight fridge shelves or you prefer non-breakable materials, consider a smaller Mizudashi model or alternate systems that fit your fridge layout.