Technical Standards of Coffee basic knowledge CREMA

Color: the aromatic oil is dark brown or hazelnut with a red mark. Sometimes there are even light stripes.

Sex: aromatic oils are 2-4 mm thick, with slight or no buttonholes.

Persistence: the aromatic oil does not fade for a long time, leaving a brown circle on the inside edge of the cup after drinking coffee.

Concentration: strong, rich, strong aroma.

Fine: elegant, high quality, clean, delicate, can get chocolate, floral and toast-like smell.

Richness: rich and lively aromas, and each particular aroma can be gradually discovered.

Duration: long duration after drinking coffee, good consistency, rich mellow, fresh flower or spice flavor.

Taste balance: all flavors are balanced, complementary, non-conflicting and very harmonious.

Tactile balance: good balance, high mellow, thick, soft and smooth.