| Name | Kal's Kolsch | |||
| Style | Kolsch | Brew Date | 2019-05-03 | |
| Type | All Grain | Boil Size | 14.2 gal | |
| IBU's | 24.8 | Batch Size | 12 gal | |
| Color | 3.6 SRM | Boil Time | 90 min | |
| Estimated | Actual | |||
| Pre-Boil OG | 1.042 | 1.043 | ||
| OG | 1.048 | 1.048 | ||
| FG | 1.014 | 1.012 | ||
| ABV | 4.3% | 4.7% | ||
| Efficiency | 75% | |||
| Grain | 20 lbs | Pilsner (2 Row) Ger | 93% | |
| 1 lbs | Weyermann Vienna Malt | 4.7% | ||
| 0.5 lbs | Carafoam | 2.3% | ||
| Water Treatment | NA | |||
| Mash | 90 mins | 150 F | Batch Sparge | |
| Hops | 60 mins | 2.5 oz | Hallertauer (6.4%) | 24.8 IBU |
| Additions | 15 mins | 1 | Whirlfloc Tablet | |
| 15 mins | 1 | Immersion Chiller | ||
| Yeast | 4 packets (11.5g/packet) | Saflager S-23 | ||
| Fermentation | Primary | 28 days | 55 F | |
| Cold Crash | 2 days | 32 F | ||
| Lager | 30 days | 33 F | ||
| Notes | — last time— 2 oz of 2011 hallertau. Unknown AA Pre boil sg: 1036 Post boil sg: 1044 Jan 25, 2015 - delicious. Almost 2 months lagering. — this time — Ended up with 14.5 gallons in the boil kettle. Pre Boil OG: 1043 Fermented at 65F for 36 hours or so. Changed temp to 55F. June 2nd (4 weeks, 2 days) - FG 1012 - cold crashed to 2C | |||
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