Professional coffee cup tester tutorial cup test main purpose, coffee cup test process and standard parameters

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Why is the coffee grindability standard measured by the cup so important? What is the grinding degree of the standard cup?

Coffee cup test is the international standard method to evaluate the flavor of coffee, to objectively and generally judge the sweetness and sour taste, bitterness, aftertaste and aroma of coffee, to determine the quality of coffee beans after professional roasting.

[coffee cup test] only held in coffee producing areas, after the international standard SCAA cup test score, more than 80 points are called boutique coffee.

(1) to explore the original characteristics of coffee, including its advantages and disadvantages

(2) explore the roasting characteristics of coffee and find out the advantages accepted by the market, including the bean blending model.

(3) to decide whether to purchase according to the cup test results, or to make decisions related to procurement.

(4) according to the cup test results, some suggestions on coffee planting and raw bean treatment, preservation and logistics were put forward.

Preparation for cup test

(1) suitable environment (quiet environment without pungent or other fragrance)

(2) Cup testing equipment: baking facilities, cup testing room, cup testing supplies (cup measuring cup, cup measuring spoon, hot water, beans to be tested, cleaning cup for cup measuring spoon, cup spitting out coffee liquid cup, scale, timer)

(3) Baking cup test samples: bean baking machine, Agtron baking color card, bean grinder

(4) tidying up the cup test environment: the cup test room should be bright and clean, free of strange smell, quiet, comfortable and undistracted.

Cup test program

(1) baking time: 8 to 12 minutes, no coke, Agtron baking color card # 55-# 65 shall prevail

(2) the ratio of water to coffee powder is 1:19-1:21.

(3) regulations on the thickness of grinding: sifted by No. 20 screen or hand-punched

(4) dry incense must be tested within 15 minutes after grinding.

(5) Water quality regulations: total dissolved solids (Total Dissolve Solids) 125 Murray 175 ppm

(6) the temperature of water injection is 93 ℃.

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