Rock Hoppers Brew Club RHBC Logs 2008-2017 > Logs > Alternate Universe [Northern German Altbier]

Northern German Altbier – All Grain GONE

Batch #:

12-2012

Batch Size:

10 gallons

Boil Time:

90 min

Conditioning:

Keg

Brew Date:

July 4, 2012

Statistics

Target OG:

1.055 13.6° P

OG:

1.058 14.3° P

Target FG:

1.014 3.6° P

FG:

1.010 2.6° P

Real Extract:

4.7° P

Attenuation:

81.8% Apparent – 67.1% Real

Color:

14.5 SRM

IBU:

32.8 Rager

BU/GU:

0.57

ABV:

6.4%

ABW:

Calories:

190 12 oz

General Info

First day brewing with the new Monster mill. May need to make adjustments if efficiency suffers.

Added 5.2 buffer to mash.

Could only cool to 74°F - fermenting in basement where it's around 66°F.

Mash temp was 148°F for 60 min.

Malts and Grains

Amount	Malt/Grain	% of Grist
15.00 pounds	German Pilsen Malt (2-Row)	73.2%
4.00 pounds	German Light Munich Malt	19.5%
1.00 pounds	German CaraMunich Malt I	4.9%
0.25 pounds	German Carafa III De-Husked Malt	1.2%
0.25 pounds	British Pale Chocolate	1.2%
20.50 pounds	Total Grain Weight	100%

Non-Fermentables

Amount	Non-Fermentable	Time
1/4 tsp.	Super Moss	15 minutes

Hops

Amount	Hop	Time	Type	Use	Form	AA
1.40 ounces	Magnum	60 min	Bittering	Boil	Pellets	10.0%
1.00 ounces	Hallertauer Gold	20 min	Flavor	Boil	Leaf	4.5%
2.40 ounces	Total Hop Weight

Yeasts

Name	Lab/Manufacturer	Product ID	Amount
German Ale	Wyeast	1007	2000 ml

Equipment Profile Converted Keg, 10 Gallon/38 Liter Cooler Mash Tun

Batch Size:

10.00 gallons

Boil Volume:

12.00 gallons

Evaporation Rate:

9.00% per hour

Typical Efficiency:

72%

Hop Utilization:

100%

Mash Tun Volume:

10.00 gallons

Mash Tun Weight:

9.00 pounds

Mash Tun Specific Heat:

0.30 cal/gram per °C

Mash Tun Dead Space:

0.80 gallons

Loss:

1.00 gallons

Notes:

Converted 15.5 gallon/59 liter keg boil kettle for full boil with a 10 gallon/38 liter cooler as a mash/lauter tun.

Mash Profile Single Infusion Mash, Light Bodied Beer, No Mash Out

Ideal Grain Temp:

72°F

Ideal Tun Temp:

72°F

Ideal Sparge Temp:

168°F

Ideal PH:

5.4

Notes:

Mash profile for most well-modified malts.

Mash Steps

#	Name	Type	Time	Temp.	Description
1	Mash In	Infusion	75 min.	150°F	Add 100% of mash water at 162° F / 72° C

Water Profile London, England

Calcium:

52 ppm

Bicarbonate:

156 ppm

Sulfate:

77 ppm

Chloride:

60 ppm

Sodium:

99 ppm

Magnesium:

16 ppm

PH:

8.0

Notes:

Carbonate plus high levels of sodium and chloride encourage balanced, smooth dark beers such as porter and mild.

Fermentation and Aging

Primary:

14 days @ 66° F

Age:

60 days @ 35° F

Alternate Universe

Date Brewed:
Brewer/Assistant:

Brew Day Data

	Target	Actual	Notes
Strike Water Amount:	6.8
Strike Water Temperature:
Mash Temperature(s):
Mash Time:
Sparge Water Amount:	8.5
Sparge Water Temperature:
Pre-Boil Gravity:
Pre-Boil Amount:	11
Post-Boil Amount:	10
Boil Time:	90
OG:	1.058 / 14.3° P
Mash PH:
Boil PH:

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Log: Alternate Universe

Northern German Altbier – All Grain GONE

Statistics

General Info

Malts and Grains

Non-Fermentables

Hops

Yeasts

Equipment Profile Converted Keg, 10 Gallon/38 Liter Cooler Mash Tun

Mash Profile Single Infusion Mash, Light Bodied Beer, No Mash Out

Mash Steps

Water Profile London, England

Fermentation and Aging

Alternate Universe

Brew Day Data

Scale Recipe

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