0 1 Why is coffee sour?

This is because coffee beans contain a lot of organic acids, such as chlorogenic acid, quinic acid and citric acid, which are the main sources of coffee flavor. The acidity of coffee is closely related to the degree of roasting. The same kind of beans will have obvious sour taste when baked lightly, such as the taste of citrus and lemon. With the deepening of baking, these acidic substances begin to degrade, and the caramel or chocolate taste will become more prominent.

Is sour coffee a boutique coffee?

Of course not! The standard of fine coffee has strict requirements on the variety, altitude, climate, water and soil environment, treatment technology, bad rate of raw beans, baking technology, extraction method and many other dimensions. A good cup of fine coffee should be "mainly sweet, accompanied by pleasant acidity, less bitter, or even not bitter."

Why does good coffee taste sour?

This is because the flavor characteristics of many fine coffee beans are outstanding, such as the citrus and jasmine flavors in Yegassheffield, the nectar aroma in the summer of roses and so on. Therefore, fine coffee generally chooses shallow roasting, which can retain the flavor to a greater extent. Just mentioned that the lighter the baking degree, the higher the acidity will be. That's why many good coffees taste sour.