Four flavors and one fragrance determine the characteristics of fine coffee

All the color, aroma and taste of coffee are characterized by some chemical changes in raw coffee beans after baking.

◎ bitterness: caffeine, one of the basic flavor elements of coffee.

◎ sour taste: = = tannin acid, the second basic flavor element of coffee.

◎ concentrated alcohol: = = strong coffee. A mellow taste.

◎ sweetness: when the sugar in the raw beans of coffee is partially coked after baking, the rest is sweet.

◎ (coffee): fat in raw beans of coffee. Protein. Sugars are an important source of aroma.