Boutique Coffee Science explains in detail what is coffee cup testing

What is Coffee Cup Test?

The quality of coffee is judged by taste, which is called "coffee cup test", and the person who evaluates it is called "profiler". The method is to pour 10 grams of coffee powder into a warm coffee cup, then pour 100 C boiling water, stir with soup, let the powder settle for a while, and then remove the foam. First of all, cut off its spray fragrance, and then coffee in the mouth, to determine the acid, bitter, sweet criteria and the presence or absence of odor, after the test, immediately gargle and record the results are not beautiful, and then continue to the next cup of testing.

The purpose of the coffee cup test and its influence:

1, through the process of scientific way to detect the quality of coffee, and choose their favorite coffee;

2. For coffee beans with different roasting methods but different places of origin, it can be determined by the process cup test what roasting method and roasting level are best;

3, for different origins and baking test the same, you can determine which origin of coffee beans is best through the process cup test.

Coffee beans are divided into green beans (or raw beans) and cooked beans. Coffee beans can be divided into green beans with shells and green beans without shells:

1, with shell raw beans: refers to the appearance of coffee beans still attached to the ugly skin and silver skin, can be used as seeds. Shell can be moisture, mildew, and storage at room temperature for a long time (1-2 years).

2. Raw beans without shells: refers to coffee beans that have been processed to remove unsightly skin and silver skin.

Coffee cup test preparation items:

1) a table;

2. Several cup test tables, 1 copy/person.

3. Samples for testing, at least 4-5 kinds of raw beans and cooked beans;

4. After the coffee powder precipitates, observe its melting degree.

3, coffee cooked beans: refers to the raw beans after roasting coffee beans.

5, wide mouth glass 12 or so;

6. Hot boiled water;

7. Garbage basket;

Coffee cup test criteria:

1. Put the coffee beans on the table first with a basin (4 kinds of raw beans and cooked beans), and place the glass in four positions;

2. Smell the taste of each kind of raw beans and cooked beans first. When smelling beans, pick up the basin containing beans with both hands and put it on the edge of the nose to smell the taste of each kind of beans. Smell whether the raw beans are moldy and smell the fragrance of cooked beans.

3. Put the ground powder into cups separately, and then quietly pour boiling hot water into each cup. After pouring the hot water, adjust the look at all times, and then stir the powder in each cup with a spoon.

But remember to wash the spoon with boiling water after each cup. Before washing the spoon, smell the smell on the spoon first, and you can also expect it to have a serving road.

4. tablespoons;

5, smell the taste of each cup of coffee, if the smell is not beautiful is soft fragrance, then it represents good coffee; and if it is not beautiful, there is a smell of earth, or a smell of medicine, or even the existence of other odors, the taste is naturally not good. When trying to smell, don't put your nose directly on the coffee solution, but smell it in the rising steam and aroma.

6. Start the cup test. When you try the cup, you don't drink the coffee liquid, but put it in your mouth. If you drink it, no matter how you rinse your mouth, the taste of the coffee you drank before will remain deep in your mouth, making you unable to correctly grasp the taste of the coffee you will test next. The test cup method is to scoop out the coffee liquid from the cup with a spoon first, and then drink hot soup, as much as possible to make a loud sip sound, and then the coffee liquid by the tongue against the front teeth to determine its flavor, and then let the coffee liquid in the mouth around a circle, taste its taste, will be contained in the mouth of the coffee liquid spit into the garbage basket, and then put the spoon into the original preparation of warm water to clean; start the next cup test. Attention, do not try a cup to make a conclusion arbitrarily only, had better be able to test again and again a few times, try to be in hot hour, change temperature hour, cold missing hour, when big head boils each have Shi Jidao, have a few coffee a little cold missing, can present acidity.