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Birdfoot Baltic Porter

Method: All Grain
Style: Baltic Porter
Boil Time: 60 min
Batch Size: 35 liters (fermentor volume)
Pre Boil Size: 39.2 liters
Post Boil Size: 35.9 liters
Pre Boil Gravity: 1.065 (recipe based estimate)
Post Boil Gravity: 1.071 (recipe based estimate)
Efficiency: 75% (brew house)
Source: David Heath
Calories: 218 calories (Per 330ml)
Carbs: 19.9 g (Per 330ml)

Created: Friday November 7th 2025

Original Gravity:

1.071

Final Gravity:

1.014

ABV (standard):

7.5%

IBU (tinseth):

32.4

SRM (morey):

25.7

Mash pH

5.3

Cost $

4.98

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
6 kg	Viking - Munich Light6 kg Munich Light	36	6	54.1%
4 kg	Weyermann - Pilsner4 kg Pilsner	36	1.5	36.1%
0.38 kg	Simpsons - Crystal T500.38 kg Crystal T50	34	50	3.4%
0.38 kg	Special B0.38 kg Special B	34	115	3.4%
0.33 kg	Castle Malting - Château Chocolat0.33 kg Château Chocolat	38	488.1	3%
11.09 kg / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
40 g	Magnum40 g Magnum Hops		Pellet	11.5	Boil	60 min	29.08	49%
41.67 g	Tettnanger41.67 g Tettnanger Hops	$ 0.10 / g $ 4.17	Pellet	3.5	Boil	10 min	3.34	51%
81.67 g / $ 4.17

Show Summary View

Amount	Variety	Cost	IBU	Bill %
40 g	Magnum (Pellet) 40 g Magnum (Pellet) Hops		29.08	49%
41.67 g	Tettnanger (Pellet) 41.67 g Tettnanger (Pellet) Hops	$ 0.10 / g $ 4.17	3.34	51%
81.67 g / $ 4.17

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
30 L	Infusion	--	--	120 min
20 L	Batch Sparge	--	--	--
Starting Mash Thickness: 3.65 L/kg Starting Grain Temp: 18 °C

Other Ingredients

Amount	Name	Cost	Type	Use	Time
15 g	Chalk		Water Agt	Mash	1 hr.
2 g	Gypsum		Water Agt	Mash	1 hr.
25 ml	Lactic acid		Water Agt	Mash	1 hr.
2.50 g	Brewtan B	$ 145.00 / kg $ 0.36	Fining	Mash	1 hr.
1.67 g	Brewtan B	$ 145.00 / kg $ 0.24	Fining	Boil	15 min.
0.33 g	Sodium metabisulfite	$ 10.00 / kg $ 0.00	Other	Mash	0 min.
0.17 g	Servomyces	$ 1.20 / g $ 0.20	Other	Boil	5 min.
2 g	Calcium Chloride (anhydrous)		Water Agt	Mash	1 hr.
$ 0.81

Yeast

Lallemand - LalBrew Diamond Lager

Amount:	4 Each	Cost:
Attenuation (avg):	80%	Flocculation:	High
Optimum Temp:	10 - 15 °C	Starter:	No
Fermentation Temp:	13 °C	Pitch Rate:	0.35 (M cells / ml / ° P) 212 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 CO₂ Level: 2.65 Volumes

Target Water Profile

London (Porter, dark ales)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
100	5	35	60	50	265
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2025-11-07 10:06 UTC

Recipe costs can be adjusted by changing the batch size. They won't be saved but will give you an idea of costs if your final yield was different.

Cost for

Gallons

Cost by

Final Yield

	Cost $	Cost %
Fermentables	$
Steeping Grains (Extract Only)	$
Hops	$
Yeast	$
Other	$
Cost Per Barrel	$ 0.00
Cost Per Pint	$ 0.00
Total Cost	$ 0.00

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