There is no clear distinction between the extraction time, extraction rate and concentration of hand-brewed coffee.
The purpose of hand brewing coffee is to extract the extraction rate, which represents the proportion of soluble matter extracted from coffee beans, while the concentration represents the proportion of soluble matter in a cup of coffee.
Excessive extraction, easy to produce a sense of bitterness; lack of extraction, easy to have acrid and astringent feeling. If the concentration is too low, the taste of the water will be strong; if the concentration is too strong, the taste will be heavy and it will be difficult to taste.
If water and coffee blend together, the water will turn into coffee. But what is the reason for the taste of coffee? Modern technology allows us to magnify the encounter between coffee powder and water through a microscope and observe the process, thus solving this question.
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Is it important for filter paper to fit filter cups? Tips for fitting filter paper to filter cup
Filter paper attached to the filter cup can show the design effect of the filter cup. The ribs inside the filter cup (also known as rib columns, guide ditches), different in length, thickness and form, are designed for brewing flow rate. The raised ribs in the hand-washed filter cup mainly function to raise the filter paper and guide the flow direction; the ribs in the filter cup
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Coffee powder begins to oxidize quietly from the moment it is ground and comes into contact with the air, and the flavor and aroma will change accordingly. Therefore, the ideal situation is to grind the coffee beans before brewing to ensure that the best flavor can be tasted. The bean grinder can be said to be in the process of making coffee, which seems low-key but extremely
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