Coffee review

Perfect combination of rationality and madness-- demonstration course of Chemex hand Pot (with video)

Published: 2025-08-21 Author: World Gafei
Last Updated: 2025/08/21, Background knowledge of Chemex hand flask: in 1941, the German inventor Peter Schlumbohm designed the Chemex hand flask. To this day, its exquisite design still keeps the glass funnel in the upper part and the tapered flask in the lower half connected by a detachable wooden handle and fastened with an exquisite leather rope. This unique design was once praised as "the perfect combination of reason and madness."

Background knowledge of Chemex hand Pot:

In 1941, the German inventor Peter Schlumbohm designed the Chemex hand punch pot, and to this day, its exquisite design remains the same-the glass funnel in the upper part and the tapered flask in the lower half are connected by a detachable wooden handle and tied to an exquisite leather rope. This unique design has been praised as "the perfect combination of reason and madness" and has become the collection of New York's modern gallery and other museums.

Chemex Family Photo of hand Pot

Chemex hand brewers have always been a must-have collection for coffee connoisseurs. The flavor of the brewed coffee is similar to that of drip coffee (such as hand brewing), but it is not very skillful. The particle size of coffee powder must be slightly thicker than filtered coffee, and the rate of water injection must also be appropriate. The disadvantage is that the flavor change is not as complex and rich as hand brewing; the advantage is that you can brew more people's coffee at one time for relatives and friends to enjoy.

Chemex hand punch filter paper:

There are detailed instructions on the filter paper box. The official Chemex cup is semicircular, while square and round ones are more common now. There are 100 tablets in a box. Because Chemex's special filter paper weighs about 20%, 30%, compared with ordinary filter paper, it can filter out all the sediment, and with the right (not too slow, not too fast) water filling speed and Chemex pot, you can extract a perfect cup of good coffee without bitterness, making it a favorite of coffee lovers for more than 70 years.

Because the Chemex filter paper is 20-30% thicker than the general style, and unlike the Japanese filter cup wall with many exhaust ribs, the air flow only depends on the front single exhaust groove, so it is normal to have a higher resistance and slower flow rate. Of course, thick and high-quality filter paper is definitely a major focus of Chemex, because it makes the coffee taste cleaner.

As for whether the filter paper of Chemex can be washed and reused.

Yes, you can, as long as you clean it up. After all, it is so thick (gui) that you will lose the jing (ji) if you use it once.

Demonstration of Chemex hand Pot (Hot)

Step 1

It takes twice as much water to boil the actual coffee. For example, a 6-cup Chemex hand punch requires about 1200-1400 grams of water. The boiling water temperature of Chemex hand flushing pot is 1-2 degrees lower than that of normal hand flushing water.

Step 2

Weigh 50-60 grams of coffee beans (about 4-5 tablespoons).

Step 3

Grind beans while boiling water, the size of coffee powder particles between hand pulping and legal pressing.

Step 4

Open the filter paper and place it on the top of the Chemex hand flushing pot. Point the half of the third layer of the filter paper toward the outlet (unofficial filter paper); the filter paper should be fully supported to avoid blocking the water column.

Step 5

Soak the filter paper in the center with a little hot water and preheat the hand flushing pot. After 1 minute, the same water can be poured into the coffee cup to preheat.

Step 6

Pour the coffee powder on the filter paper and gently shake the hand to make the coffee powder evenly distributed. The smoother the surface of the coffee powder, the better, and the more evenly it can be boiled.

Step 7

Starting from the center of the coffee powder, slowly and evenly inject twice the weight of the coffee powder (for example, 50 grams of coffee powder requires 100 grams of water). Try to keep the side filter paper upright in the process of water injection.

Step 8

After water injection, the coffee powder will begin to produce bubbles and expand, which will take 30-45 seconds. Complete expansion can let the water thoroughly infiltrate the coffee powder and extract a better flavor.

Step 9

After the expansion stops, continue to pour water evenly into the center of the coffee powder. The process from the beginning of water injection to the completion of filtration should last 4 minutes, during which the rate should be consistent.

Then you can enjoy the coffee. It doesn't take a lot of skill to brew good coffee in a Chemex hand pot. Just try it a few more times before reaching the perfect quality.

Summary: the extraction of Chemex is actually a way between pourover and immersion. The reason why coffee shops in the United States like to use it so much is that Chemex does not need too difficult skills and can be operated like a fool. (my friend told me that Americans don't let it drip slowly after pouring water, and then come back for a drink when they finish other things. ). So, you can steam with Chemex, but you don't have to cut off the water, just inject it at one time.

Send Chemex American hand drip filter pot tutorial video from intellectual Coffee. Feel the strong pure American flavor:

Demonstration of Chemex hand Pot Ice extract (Ice)

Powder content: 60 grams of powder (shallow baked beans)

Boiling water temperature: 96 degrees

Degree of grinding: moderate grinding

Ice weight: 450 grams

Technique: the previous steps are basically the same as hot extraction, except for washing filter paper. Just for more complete flavor extraction and higher extraction rate, first inject 100 grams of water, then stir, and then inject 350 grams of water again. Finally, wait quietly for it to finish.

Chemex handmade kettle ice extract cooking video:

Summary: because the Chemex hand punch pot does not have many exhaust ribs on the wall of the Japanese filter cup, the air flow only depends on a single exhaust groove on the front, and the lower pot is sealed with the funnel, so when the power of the Chemex hand flush pot is constant and the external environmental factors do not change much, the extraction water temperature and flow speed are relatively stable, but the extraction temperature is too high and the flow speed is slow, so that there will be over-extraction. That's how bitterness comes from. But there is no way. Americans like this kind of bitterness.

Finally:

The Chemex hand-made pot is not a vase. On the spur of the moment, many people bought the Chemex hand-made pot because of its high appearance. As a result, the cooking effect was not ideal, so it was put on the shelf, and the Chemex hand-made pot was forced to be reduced to a decoration.

In fact, as long as pay attention to the degree of grinding, and slightly lower the temperature of cooking water, Chemex hand pot can also be a very easy to use cooking equipment. Of course, if you think the grinding scale is too difficult to run in, or if the water temperature is not good enough to adjust the flavor, then I suggest you consider replacing a good bean.

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