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Porter Trial

Method: Extract
Style: American Porter
Boil Time: 75 min
Batch Size: 31 gallons (fermentor volume)
Pre Boil Size: 36.3 gallons
Post Boil Size: 31 gallons
Pre Boil Gravity: 11.5 °P (recipe based estimate)
Post Boil Gravity: 13.4 °P (recipe based estimate)
Efficiency: 88% (steeping grains only)
Calories: 178 calories (Per 12oz)
Carbs: 17.2 g (Per 12oz)

Created: Tuesday February 17th 2026

Original Gravity:

13.4 °P

Final Gravity:

3.0 °P

ABV (standard):

5.6%

IBU (tinseth):

19.0

SRM (morey):

28.2

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
25 lb	United Kingdom - Golden Promise25 lb Golden Promise	37	3	46.3%
5 lb	Weyermann - Carafa Special Type II5 lb Carafa Special Type II	29.9	425	9.3%
10 lb	Rahr - Standard 2-Row10 lb Standard 2-Row	36.8	1.8	18.5%
10 lb	Flaked Oats10 lb Flaked Oats	33	2.2	18.5%
4 lb	Weyermann - Carafoam4 lb Carafoam	34.5	2.2	7.4%
54 lbs / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
8 oz	Hallertau Mittelfruh8 oz Hallertau Mittelfruh Hops		Pellet	3.75	Boil	60 min	19.01	100%
8 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
8 oz	Hallertau Mittelfruh (Pellet)		19.01	100%
8 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
40 gal	strike water temp	Strike	155 °F	156 °F	30 min

Other Ingredients

Amount	Name	Cost	Type	Use	Time
1 g/gal	Calcium Chloride (anhydrous)		Water Agt	Mash	1 hr.
1.50 g/gal	Gypsum		Water Agt	Mash	1 hr.

Yeast

Fermentis - Safale - American Ale Yeast US-05

Amount:	100 Grams	Cost:
Attenuation (avg):	81%	Flocculation:	Medium
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 550 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.75 Volumes

Target Water Profile

SRB RO WATER

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2026-02-19 14:30 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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