OLD MOUNTAIN COFFEE COMPANY
Diedrich IR-5 Roaster (5 Kilo)
| WC | Gas |
|---|---|
| 2.5 | 1% |
| 2.7025 | 3.125% |
| 2.8 | 5% |
| 2.905 | 6.25% |
| 3.1 | 10% |
| 3.31 | 12.5% |
| 3.4 | 15% |
| 4.125 | 25% |
| 4.4 | 30% |
| 4.8 | 35% |
| 4.9375 | 37.5% |
| 5.2 | 40% |
| 5.475 | 45% |
| 5.75 | 50% |
| 9 | 100% |
January 20, 2021
Huehuetenango, Guatemala
(roasted medium)
- Altitude: 1,400 – 1,650m
- Washed process
- Sun-dried on patios
- Harvest: January – March
- Export: March – June
(Notes)
- Charge @400F
- @7:16 – 7WC
- @16:05 – First Crack @~393F
- @18:30 – drop all the way
Roasted 7lb in ~19min. Immediately brewed a 10oz cup (via pour over) upon returning home (within the hour). Tasting notes “popped”! Full of flavor.
February 10, 2021
Yirgacheffe, Ethiopia
(roasted light)
- Altitude: 1,750 – 2,350m
- Natural process
- Dried in raised beds
- Harvest: October – December
- Export: May – June
(Notes)
- Charge @400F
- @2min – gas to ~60% (2nd notch) – ~7.5WC
- @275F – 50/50 air flow
- First Crack @~390F – drop gas to 1st notch – ~5.5WC (11:30 elapsed)
- @420F – drop all the way
Roasted 6.6lb in ~13min. Immediately brewed a 10oz cup (via pour over) upon returning home (within the hour). Tasted too dark (we aimed for a lighter, more delicate roast). Missing floral/fruit notes. Flavor was pleasant, however.
