Coffee review

Can I reheat the coffee made by hand while it is hot? Is the black coffee hot or cold?

Published: 2025-08-21 Author: World Gafei
Last Updated: 2025/08/21, Professional coffee knowledge exchange more information about coffee beans Please follow the coffee workshop (Wechat official account cafe_style) read that the temperature at the entrance of the coffee is critical to the taste. I believe we all know that coffee needs to be divided into high, medium and low. The flavor of a cup of coffee varies from temperature to temperature. Tasting coffee is a very delicate thing, some people think

Professional coffee knowledge exchange more coffee bean information please follow the coffee workshop (Wechat official account cafe_style)

Guide reading

The temperature at the entrance of the coffee is critical to the taste.

I believe we all know that coffee needs to be divided into high, medium and low.

The flavor of a cup of coffee varies from temperature to temperature.

Tasting coffee is a very delicate thing. Some people think that drinking coffee should be felt by the taste of the tongue.

Enjoy the aromatic alcohol left in the mouth of the coffee. The same coffee tastes different at different temperatures.

It's actually related to people's sensory sensitivity.

The influence of temperature

Temperature has a great influence on our perceived flavor. The most obvious example is drinking cola.

When the Coke was first taken out of the 3 ℃ refrigerator, the bubbles (carbon dioxide) in the Coke burst at the moment the tongue burst.

Like the explosion of thousands of small firecrackers, one after another tingling spicy pain, cool to tremble all over.

But when it is stored at room temperature, Coke turns into a strange saccharin-flavored soda.

Coffee tasting time

Coffee drinkers generally have their own preferred drinking temperature.

Hot coffee drinks aroma and temperature; warm coffee drinks level and flavor; cold coffee drinks technology and quality.

Whether it is espresso or hand-brewed coffee, the temperature of coffee is from high, medium and low temperature.

The flavor of these three stages is also different.

When food is closer to body temperature, taste buds are more sensitive to taste discrimination.

According to the study, 20 °C-35 °C is the most sensitive temperature range for human taste buds, which is like taking a "taste amplifier".

So that you can taste the food more carefully. When food is closer to body temperature, taste buds are more sensitive to taste discrimination.

Milk coffee

Cappuccino, latte, when made, milk is usually heated to 55 °C-62 °C.

A cup of latte in place is normal at a temperature of 50 °C-60 °C.

Temperature is also important when drinking. Try not to drink less than 45 °C. in other words, it tastes best when you finish it in 10 minutes.

It is worth noting that when the temperature drops, we often drink milk coffee like lattes and cappuccinos.

The taste of fat and protein in milk will deteriorate with the process of cold > hot > cold.

The fishy smell of milk will overshadow the original sweetness and make people frown.

Hand-made coffee

When we make coffee by hand, the general water temperature is about 88 °C-92 °C. In the process of cooking

The water temperature will continue to drop, and when it is finally produced, it is generally about 65 °C-75 °C.

The brewing temperature of hand-brewed coffee is usually around 90 °C. Although coffee can be drunk in a wide range of temperatures, the temperature range suitable for brewing is relatively narrow.

If the water temperature exceeds 95 °C, it will be easy to extract the bitter taste of coffee; if the water temperature is lower than 85 °C, it will be easy to underextract.

I personally recommend that the water temperature be 88-92 °C.

Generally speaking, the shallower the baking degree, the higher the cooking water temperature; the deeper the baking degree, the lower the cooking water temperature.

Through the test, we know that the temperature of making a cup of coffee by hand is about 65 °C in 2 minutes with 92 °C water at room temperature of 26 °C.

At this time, it is recommended that you first smell the charming aroma of this cup of coffee, then take a sip into your mouth and let the coffee liquid cover your tongue.

Feel the balance and mellow between the sour, sweet and bitter of this cup of coffee, and then swallow it and taste the wonderful enjoyment brought by the aftertaste.

We can taste the unique flavor of coffee at different temperatures, such as fruit, flowers, herbs, acidity, nutty and so on.

"can you reheat the cold coffee?"

It is estimated that this question has been skipped in the minds of many people. Some people may choose to reheat the coffee, but we do not recommend it.

Reheating coffee will change its flavor structure. If the coffee in your hand has dropped to room temperature, I would suggest that you just savor this cup of coffee carefully.

(at this time, the acidity of the coffee will be brought into play, and the good acidity will turn into a delicious sweetness, which will show the taste of the coffee.)

[extended reading]

Researchers at the University of Texas gathered 300 volunteers to test "what is the best temperature to drink?"

If you like the juicy feel of coffee, you can wait until the temperature drops to 50 °C-55 °C.

The coffee flavor at this temperature can show a richer level.

For example, beans such as Yega Xuefei will show more flavor.

If you want to drink the most complete taste of this coffee, you can wait until the temperature goes down.

However, because hot coffee releases tannins during cooling, the coffee turns sour after cooling.

Although bright and pleasant fruit acids can be shown at low temperatures, most of them become too complex in taste.

The acidity and bitterness are too clear, resulting in bad taste.

And this acid is not bright fruit acid, but irritating sour taste.

Secretly tell everyone that adding ice can change the whole feeling (laugh .jpg)

Anyway, whether it's iced coffee or hot coffee, if you want to have good coffee

Then it's best to taste it when the temperature is right.

In this way, the flavor of the coffee will not change because of the lengthening of time.

Summary

Drinking while it is hot does not mean to drink it while it is hot, but to let us feel the continuous change of taste and flavor brought by coffee from high temperature to low temperature.

Experience the different feelings of each kind of coffee! This is the charm of coffee.

For more boutique coffee beans, please add private Qianjie coffee on Wechat. WeChat account: kaixinguoguo0925

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