Rock Hoppers Brew Club RHBC Logs 2008-2017 > Logs

Kolsch – All Grain GONE

Batch Size:

11 gallons

Conditioning:

Keg

Brew Date:

May 26, 2012

Tap Date:

June 24, 2012

Statistics

Target OG:

1.046 11.4° P

OG:

1.046 11.4° P

Reading 1:

1.011 2.8° P at 8 days

Reading 2:

1.010 2.6° P at 14 days

Target FG:

1.011 2.8° P

FG:

1.010 2.6° P

Real Extract:

4.2° P

Attenuation:

77.2% Apparent – 63.2% Real

Color:

2.9 SRM

IBU:

22.8 Tinseth

BU/GU:

0.5

ABV:

4.8%

ABW:

3.7%

Calories:

150 12 oz

Malts and Grains

Amount	Malt/Grain	% of Grist
18.00 pounds	German Pilsen Malt (2-Row)	92.3%
1.50 pounds	German Vienna Malt	7.7%
19.50 pounds	Total Grain Weight	100%

Non-Fermentables

Amount	Non-Fermentable	Time
2	Whirlfloc Tablet	15 minutes
10 tsp	Yeast Nutrient	15 minutes

Hops

Amount	Hop	Time	Type	Use	Form	AA
4.00 ounces	Hallertauer Mittlefruh	120 min	Bittering	First Wort	Pellets	3.2%
4.00 ounces	Total Hop Weight

Yeasts

Name	Lab/Manufacturer	Product ID	Amount
Kolsch Yeast	Wyeast	2565	2000 ml

Equipment Profile My Equipment [cegolf]

Batch Size:

10.00 gallons

Boil Volume:

12.55 gallons

Evaporation Rate:

10.0% per hour

Typical Efficiency:

70%

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:

0.8 gallons

Loss:

1.5 gallons

Mash Profile Single Step Temperature Mash, Light Bodied Beer

Ideal Grain Temp:

72°F

Ideal Tun Temp:

72°F

Ideal Sparge Temp:

168°F

Ideal PH:

5.4

Notes:

Mash with a direct heat source to maintain temperature.

Mash Steps

#	Name	Type	Time	Temp.	Description
1	Saccharification	Infusion	75 min.	150°F	Add 100% of mash water at 162° F / 72° C
2	Mash Out	Temperature	10 min.	168°F	Heat to 168° F / 75° C for at least 10 minutes

Water Profile Parker, CO

Calcium:

66.4 ppm

Bicarbonate:

205 ppm

Sulfate:

69.8 ppm

Chloride:

43.5 ppm

Sodium:

54.1 ppm

Magnesium:

9.5 ppm

PH:

5.4

Fermentation and Aging

Primary:

7 days @ 60° F

Secondary:

7 days @ 60° F

Tertiary:

0 days @ ° F

Age:

28 days @ 52° F

Ugh Kolsch (2.0)

Date Brewed:
Brewer/Assistant:

Brew Day Data

	Target	Actual	Notes
Strike Water Amount:	6.5
Strike Water Temperature:
Mash Temperature(s):
Mash Time:
Sparge Water Amount:	9.7
Sparge Water Temperature:
Pre-Boil Gravity:
Pre-Boil Amount:	12.1
Post-Boil Amount:	11
Boil Time:	60
OG:	1.046 / 11.4° P
Mash PH:
Boil PH:

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Log: Ugh Kolsch (2.0)