Coffee bean washing processing method for coffee flavor clean, clear and charming fruit aroma

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Qianjie-Coffee Washing Process Introduction

Washing requires the use of special machinery and equipment and sufficient water. When properly processed, the coffee beans themselves can be more prominent. Moreover, the number of bad beans can also be removed in large quantities during the washing process, so that the quality of coffee beans is further improved. The process of washing coffee is widely used in Central and South American countries.

1, peeling

Use special equipment to remove the peel and part of the pulp of coffee fruit. After treatment, there are still some pulp and pectin remaining on the parchment.

2. Fermentation

Soak parchment paper with pulp and pectin attached to the surface in coffee water to ferment the attached pulp and pectin. Fermented pulp and pectin are easily removed. Fermentation time is approximately 24 hours.

3. Washing

Fermented parchment coffee is washed in a running tank to remove pulp and pectin from the parchment. In the production practice, some producers in order to create a new flavor, will be washed parchment coffee again into the clean water bath soak for 3-6 hours.

4. Drying

Coffee beans with parchment are spread out on a drying ground to dry, sometimes with the help of a dryer. When the moisture reaches 12%, parchment coffee can be stored in the warehouse. Coffee beans with parchment have a longer shelf life than coffee without parchment.

After effectively reducing the moisture content of coffee beans to 12.5%, coffee beans will be stored for export. Finally, the parchment and the last layer of silver are removed by machine before the coffee exits. Then, it goes through the steps of cleaning, screening, classification, grading and packaging.

Washing coffee beans can make coffee taste more clean without impurities and has a charming fruity taste. After washing, the color of coffee beans tends to be blue-green or gray-green. The coffee taste of washing process is clear, obviously bright, and without impurity.

Sun-dried beans have rich and full flavor, and the layering is very bright and diverse, while washed beans have a very clean and refreshing taste, with obvious fruit acids. Different processing methods make coffee beans have a distinctive aroma.

Knowledge points: according to pectin retention, honey processing is also divided into yellow honey, black honey, etc.

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