Hwang In-Kyu Barista Hario Switch On-Off
Hwang In-Kyu's technique for the Hario Switch using timed immersion and drainage cycles for layered flavor development.
| Bean | Ethiopia Sidamo Natural |
| Roast | light |
| Method | Hybrid |
| Water Temp | 93°C |
| Coffee Dose | 18g |
| Total Water | 260ml |
| Total Time | 150s |
Step-by-Step
- Blooming (35s) · 40g
Evenly saturate the coffee grounds to release CO₂ and activate flavor compounds.
- Main Extraction (45s) · 80g
Pour remaining water to extract target compounds, controlling draw-down rate to finish.
- Main Extraction (50s) · 140g
Pour remaining water to extract target compounds, controlling draw-down rate to finish.
- Main Extraction (20s)
Pour remaining water to extract target compounds, controlling draw-down rate to finish.