High-quality coffee beans: how to judge high-quality coffee beans from raw beans?

Discuss the shape, grinding stage, stroke time, post-stroke, taste, aroma stages, as the focus of judging whether the coffee is delicious or not, but these are all for completely roasted coffee beans. The raw beans before roasting are green, commonly known as [Green]. If the quality of raw beans is poor, no matter how hard you cook them, you will not be able to brew beautiful coffee. Raw beans are usually exported from the place of origin two months after harvest, and this year's crop is called New Crop. After a year, it's called Past Crop. After a longer period of time, it is called Old Crop. Coffee beans are crops, and their freshness will naturally affect their taste. Fresh raw beans can enjoy the distinct characteristics and vibrant flavor of each variety. Take rice as an example, if it is placed for a long time, its original flavor will be diluted with the loss of water. Fresh raw beans, showing a bright green color, can be easily distinguished. Except for freshness. No matter what kind of variety, we should also try to choose raw beans with large particles and no color spots.

You can add a little sugar and milk to pure black coffee, or you can add spices such as cinnamon to your coffee in European style, as in Africa and Arabia; if you are not used to the bitter taste of coffee, you can also add some juice you like to your coffee. However, drinking a cup of authentic black coffee can taste the rich flavor of the coffee itself and will be regarded as an expert in tasting coffee. No matter how you drink it, there are still some exquisite and knowledgeable people who taste coffee.

Step: a cup of coffee in front of you, do not rush to drink, should be like tea or wine tasting, there should be a step-by-step process to achieve relaxation, refreshing and enjoyment.

The first step is to smell the fragrance and taste the strong aroma of coffee; the second step is to observe the color, the coffee had better be dark brown, rather than dark, deep to the bottom; the third step, taste, first drink a sip of black coffee, feel the taste of the original coffee, the coffee entrance should be some sweet, slightly bitter, slightly sour. Then taste it in small mouthfuls, do not rush to swallow the coffee, but temporarily contain it in your mouth, let the coffee and saliva mix with the air, and then swallow it.

Temperature: the best temperature for drink coffee is 85-88 degrees Celsius. Because the texture of ordinary coffee is not stable, it is best to taste it while it is hot. In order not to reduce the taste of the coffee, soak the coffee cup in boiling water beforehand. The appropriate temperature for coffee is 83 degrees Celsius at the moment of brewing, 80 degrees Celsius when pouring into the cup, and 61-62 degrees into the mouth, which is the most ideal.

Generally speaking, tasting the coffee served by your host while it is hot is also the basic etiquette of drinking coffee. If a cup of high-quality coffee, after cooling, in addition to the aroma will be reduced, the taste performance is consistent with the hot, or even better.

Taste: coffee beans contain about 5-8% sugar, most of which are converted to caramel after baking, which is the source of aroma and bitterness, leaving a little sweetness in the unconverted sugar; tannin is released during baking and combines with caramel to produce a slightly bitter sweetness. Therefore, people's taste of coffee is generally bitter, sour, sweet, fragrant and astringent.

Moderate amount: drinking coffee is not like drinking or juice, a full cup of coffee, watching it will lose interest in drinking. Generally, it is only seven or eight minutes full for the right amount, moderate amount of coffee will not only stimulate the taste, after drinking it will not have a greasy feeling, but endless aftertaste. At the same time, the right amount of coffee can moderately promote the body to recover from fatigue and refresh the mind. Coffee has a strong and weak taste, so you can't drink several cups in a row like tea or cola, and the average amount of coffee is 80-100cc. Sometimes if you want to drink three or four cups in a row, you have to dilute the concentration of coffee, or add a lot of milk, so as not to cause nausea, and you might as well change more in the blending of sugar to make the coffee more delicious.

Source:

China imported Coffee beans Trading Network