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warm_lager

177 calories 21.8 g 12 oz
Beer Stats
Method: BIAB
Style: German Pils
Boil Time: 90 min
Batch Size: 5 gallons (fermentor volume)
Pre Boil Size: 6.5 gallons
Pre Boil Gravity: 1.041 (recipe based estimate)
Efficiency: 77% (brew house)
Source: tutu
Calories: 177 calories (Per 12oz)
Carbs: 21.8 g (Per 12oz)
Created: Saturday March 5th 2016
1.053
1.018
4.6%
36.9
3.4
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
8 lb Belgian - Pilsner8 lb Pilsner 37 1.6 85.1%
0.70 lb German - Carapils0.7 lb Carapils 35 1.3 7.4%
0.70 lb American - Vienna0.7 lb Vienna 35 4 7.4%
9.40 lbs / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
17 g Magnum17 g Magnum Hops Pellet 12.7 Boil 60 min 31.42 45.9%
10 g Spalt10 g Spalt Hops Pellet 3.5 Boil 20 min 3.08 27%
10 g Tettnanger10 g Tettnanger Hops Pellet 4.5 Boil 10 min 2.37 27%
37 g / 0.00
 
Yeast
Fermentis - Saflager - German Lager Yeast W-34/70
Amount:
1 Each
Cost:
Attenuation (custom):
65%
Flocculation:
High
Optimum Temp:
48 - 72 °F
Starter:
No
Fermentation Temp:
68 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 87 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
6 gal mash in 6 gal for 60 min Temperature -- 152 °F 60 min
1.5 gal rinse 1.5 gal over bag Fly Sparge -- 180 °F --
Quick Water Requirements
Water Gallons  Quarts
Strike water volume (equipment estimates 8.72 g | 34.9 qt) 7.93 31.7  
Mash volume with grains (equipment estimates 9.48 g | 37.9 qt) 8.68 34.7  
Grain absorption losses -1.18 -4.7  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 7.3 g | 29.2 qt) 6.5 26  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.05 -0.2  
Post boil Volume 5 20  
Volume into fermentor 5 20  
Total: 7.93 31.7
Equipment Profile Used: System Default
 
Notes

This assumes 15% boil off/hr during boil and 0.1gal/lb of loss in grain absorption (after squeeze).

FOR THIS RECIPE
Grain absorption: 1gal
Boil off 90min: 1.5gal
Expected efficiency: 70%

Target fermentor: 5gal

So the volumes needed:
Mash: 6gal
Fly sparge: 1.5gal
Boil: 6.5gal (90min)

Process for BIAB:
-heat 6gal in brewing kettle to 160F with upside down colander on bottom.
-add grains in bag
-heat side pot with 1.5gal of water to 170F.

-after 1hr mash at 150F, take out bag, place different colander on top of brew pot (we fix it with hooks, so it is like a lid on the pot) and place the bag into that colander so it drains into the brew pot
-pour the 180F water over the bag to rinse, then squeeze bag to get your boil volume of 6.5gal

-boil 30 min to boil off pilsner DMS before starting the hop schedule (90min boil time total)

-after 2 week OG was 1.018
-after 4 week OG was 1.018
= Yeast attenuation was only 65%

Priming for bottling using Gyle:
want 2.2 CO2 in 4 gallon:
save 1.3 quarts of unfermented wort (freeze)
add 4.5 gallon to fermenter (excluding what you took for gyle and what was left over in brewing pot)

-cold crash in fridge for 48 hours before bottling

based on:

http://brulosophy.com/2016/02/08/fermentation-temperature-pt-4-lager-yeast-saflager-3470-exbeeriment-results/

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  • Last Updated: 2016-04-04 17:22 UTC