Before grinding preparation
Understanding Temperature
Understanding the water
TDS/Yield
GCS extraction standard
Extraction & flavor analysis
Pre-Infusion
Brewing stabilization training
GCS brewing standard
Aroma training
How to use GCS C/L brewing form
Studies of TDS, Yield
Sensory training ฝึก Sensory
GCS brewing practical scoring
Training by roasting degree change
Training with the fixed variable application (practice)