K6

Method: BIAB
Style: Kölsch
Boil Time: 60 min
Batch Size: 36 liters (ending kettle volume)
Pre Boil Size: 38 liters
Pre Boil Gravity: 1.038 (recipe based estimate)
Efficiency: 74% (ending kettle)
Calories: 182 calories (Per 500ml)
Carbs: 14.9 g (Per 500ml)

Created: Tuesday April 23rd 2019

Original Gravity:

1.040

Final Gravity:

1.006

ABV (standard):

4.5%

IBU (tinseth):

24.6

EBC (ebcmorey):

7.1

Mash pH

5.3

Cost £

n/a

Fermentables

Amount	Fermentable	PPG	EBC	Bill %
4 kg	German - Pilsner4 kg Pilsner	38	2.77	64%
500 g	German - Carapils500 g Carapils	35	1.97	8%
1 kg	German - Vienna1 kg Vienna	37	9.18	16%
750 g	United Kingdom - Munich750 g Munich	37	14.51	12%
6.25 kg / £ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
39 g	Spalt39 g Spalt Hops	Leaf/Whole	3.2	Boil	60 min	8.9	36.4%
48 g	Tettnanger48 g Tettnanger Hops	Leaf/Whole	3.4	Boil	60 min	11.64	44.9%
10 g	Brewer's Gold10 g Brewer's Gold Hops	Leaf/Whole	9	Boil	10 min	2.33	9.3%
10 g	Brewer's Gold10 g Brewer's Gold Hops	Leaf/Whole	6.2	Whirlpool at 69 °C	30 min	1.72	9.3%
107 g / £ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
39 g	Spalt (Leaf/Whole) 39 g Spalt (Leaf/Whole) Hops	8.9	36.4%
48 g	Tettnanger (Leaf/Whole) 48 g Tettnanger (Leaf/Whole) Hops	11.64	44.9%
10 g	Brewer's Gold (Leaf/Whole) 10 g Brewer's Gold (Leaf/Whole) Hops	2.33	9.3%
10 g	Brewer's Gold (Leaf/Whole) 10 g Brewer's Gold (Leaf/Whole) Hops	1.72	9.3%
107 g / £ 0.00

Other Ingredients

Amount	Name	Type	Use	Time
48 ml	CRS/AMS (6.3% HCl, 8.6% H2SO4)	Water Agt	Mash	1 hr.
1 g	Calcium Chloride	Water Agt	Mash	1 hr.
1 g	Epsom Salt	Water Agt	Mash	1 hr.
1 g	Gypsum	Water Agt	Mash	1 hr.
1.50 g	Table Salt	Water Agt	Mash	1 hr.

Yeast

Wyeast - Kölsch 2565

Amount:	1 Each	Cost:
Attenuation (custom):	82%	Flocculation:	Low
Optimum Temp:	13 - 21 °C	Starter:	Yes
Fermentation Temp:	18 °C	Pitch Rate:	0.75 (M cells / ml / ° P) 270 B cells required

£ 0.00 Yeast Pitch Rate and Starter Calculator

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
80	5	25	75	80	100
Overnight 5.82 Pre 5.50 +5 5.40 20 5.40 40 5.40 60 5.33
Mash Chemistry and Brewing Water Calculator

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
44 L		Infusion	--	65 °C	60 min

Quick Water Requirements

Water	Liters
WARNING: Mash tun capacity exceeded. Volume required: 49.28 L. Suggest reducing initial water volume to 41.28 L and adding 3.88 L sparge/top-off.	45.2
Total strike volume	45.2
Mash volume with grains	49.3
Grain absorption losses	-6.3
Mash Lauter Tun losses	-0.9
Pre boil volume (equipment estimates 42.2 L)	38
Boil off losses	-5.7
Hops absorption losses (first wort, boil, aroma)	-0.5
Post boil volume (equipment estimates 31.8 L)	36
Hops absorption losses (whirlpool, hop stand)	-0.1
Estimated amount in fermentor	36
Total:	45.2
Equipment Profile Used:	System Default

Notes

1L Starter from 80ml Slurry
2nd 1L Starter
32.9 into Fermenter
OG 1.040.. down to 74% eff from 80
Yeast Attn up to 82 from 75%

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Last Updated: 2019-05-07 11:19 UTC

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K6