From the BrewBlog of BorealBrewers – Grand Rapdis, Minnesota USA
Printed April 20, 2018
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| O.G.: | 1.044 - 1.050 |
| F.G.: | 1.007 - 1.011 |
| ABV: | 4.4 - 5.2% |
| Bitterness: | 20 - 30 IBUs |
| Color: | 3.5 - 5 SRM |
| Info: | A clean, crisp, delicately balanced beer usually with very subtle fruit flavors and aromas. Subdued maltiness throughout leads to a pleasantly refreshing tang in the finish. To the untrained taster easily mistaken for a light lager, a somewhat subtle pilsner, or perhaps a blonde ale. Commercial Examples: Available in Cologne only: PJ Früh, Hellers, Malzmühle, Paeffgen, Sion, Peters, Dom; import versions available in parts of North America: Reissdorf, Gaffel; Non-German versions: Eisenbahn Dourada, Goose Island Summertime, Alaska Summer Ale, Harpoon Summer Beer, New Holland Lucid, Saint Arnold Fancy Lawnmower, Capitol City Capitol Kölsch, Shiner Kölsch. |
| Method: | All Grain |
Recipe from Northern Brewer Kegged the Kolsch on October 1st. This is one fine Kolsch.
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Hit my numbers right on the money. Fly sparged again, and hit 75% brewhouse efficiency. Calories, Alcohol, and Plato Calculator
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| 19.50 pounds | German Pilsen Malt (2-Row) | 100% of grist |
| 19.50 pounds | Total Grain Weight | 100% of grist |
| 2 tabs | Whirlfloc @ 15 minutes | |
| 2 tbl | Irish Moss @ 15 minutes |
| 2.00 ounces |
Tradition 6.5% Pellets @ 60 minutes Type: Bittering Use: Boil |
13 AAUs |
| 2.00 ounces |
Hersbrucker 2.3% Pellets @ 30 minutes Type: Bittering Use: Boil |
4.6 AAUs |
| 4.00 ounces | Total Hop Weight | 17.6 AAUs |
| Total Boil Time: | 60 minutes |
| Name: | Kolsch Yeast |
| Manufacturer: | Wyeast |
| Product ID: | 2565 |
| Type: | Ale |
| Flocculation: | Low |
| Attenuation: | 75% |
| Temperature Range: | 56–64°F |
| Amount: | 250 ml |
Cereal Mash and Single Infusion Mash
| Grain Temperature: | 72°F | Tun Temperature: | 72°F |
| Sparge Temperature: | 168°F | PH: | 5.4 |
| PPG: | 28 | Efficiency: | 77.8% |
| Notes: | Boil cereal adjuncts to add to infusion mash. |
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Steps
| # | Name | Type | Time | Temp. | Description |
| 1 | Protein Rest | Infusion | 30 min. | 104°F | Add 30% of mash water at 111° F / 44° C |
| 2 | Protein Rest | Infusion | 45 min. | 122°F | Add 10% of mash water at 181° F / 83° C |
| 3 | Saccharification | Infusion | 60 min. | 150°F | Add 25% of mash water at 200° F / 93° C |
| 4 | Mash Out | Infusion | 10 min. | 168°F | Add 35% of mash water at 208° F / 98° C |
Water Amounts Calculator
Strike Water Temperature Calculator
YEAST : Wyeast 2575 Kolsch II 2 smack packs
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Racked to Secondary on August 26th after 8 days. Only got 8.5 gallons yield. |
| Primary: | 8 days @ 68° F |
| Secondary: | 7 days @ 64° F |
| Lager: | 30 days @ 40° F |
| Date Brewed: | |
| Brewer/Assistant: |
| Target | Actual | |
| Strike Water Amount: | 6.5 | |
| Strike Water Temperature: | ||
| Mash Temperature: | ||
| Mash Time: | ||
| Sparge Water Amount: | 9.5 | |
| Sparge Water Temperature: | ||
| Pre-Boil Gravity: | ||
| Pre-Boil Amount: | 10.9 | |
| Post-Boil Amount: | 9 | |
| Boil Time: | 60 | |
| Original Gravity: | 1.050 / 12.4° P | |