What is the coffee sun treatment? what are the characteristics of the coffee raw bean sun treatment?

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Natural process is the oldest and seemingly simplest treatment: for more than a thousand years, the principle was to harvest coffee berries, spread them on the ground and dry them, then remove the dried peels, pulp, and coffee shells, and then get raw beans, that's all.

Steps of solarization treatment

The first step: put the fruit on the drying ground to dry, constantly turn the fruit to prevent mildew and make the fruit fermented evenly.

Step 2: separate the exocarp, pulp and coffee beans from the sheller, while removing pectin and parchment.

Step 3: bagging

To put it simply, the coffee beans treated with water will taste more acidic and the flavor will be cleaner. Compared with the sun method, the drinking level will be richer, the general sweetness is higher than the water washing method, and has obvious ripe fruit and fermented flavor.

In fact, these common raw bean treatment methods, they are derived from different geographical and climatic environments, some producing areas are sunny enough for sunlight, and some producing areas with sufficient water resources are suitable for washing. There is no absolute good or bad, just the adaptation of the environment.

The selected ripe fruit will be exposed to the sun in the square for 5-6 days until it is fully dried, when the fruit turns dark brown and the moisture content is reduced to 13%.

High-quality beans will use African Bed (tanning bed) for sun exposure to improve their taste and quality.

The highest-level drying method is adopted in Riyude's fine coffee.

That is, greenhouse scaffolding drying

Apollo Manor uses greenhouse scaffolding to dry, coffee beans do not touch the ground, manual stirring every 2 hours and good convection can make coffee beans dry more evenly.

The greenhouse shortens the time for beans to dry without having to worry about moisture and dew affecting the quality of coffee beans; it can also prevent rainstorms and prevent dust and insects from damaging the quality of coffee beans.

Shelling

After the sun, the peel becomes brittle and easy to fall off, and the peel can be easily removed by using a special coffee sheller.

Select

Manual selection method

The experienced bean picker picks out the bad beans visually until no defective beans are seen.

Grading

Coffee beans are divided into several quality grades according to established standards, and good coffee enters the selected coffee market.

The advantages of solarization are low cost, simple operation, no complex equipment, and perfect retention of natural mellow flavor, aroma and gum.

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