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Porter ala Olav

Name: Porter ala Olav
Prep time: 100 min
Cook time: 90 min
Total time: 190 min
Yield: 65 liters
Cuisine: Homebrewing
Ingredients: 10 kg Maris Otter Pale; 0.8 kg Special B; 0.5 kg BEST Roasted Barley; 3 kg CaraMunich I; 0.75 kg Melanoidin; 2 kg Vienna; 0.25 kg Chocolate Wheat; 50 g Challenger Hops; 100 g Challenger Hops

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Method: All Grain
Style: Baltic Porter
Boil Time: 90 min
Batch Size: 65 liters (fermentor volume)
Pre Boil Size: 78 liters
Post Boil Size: 68 liters
Pre Boil Gravity: 1.054 (recipe based estimate)
Post Boil Gravity: 1.062 (recipe based estimate)
Efficiency: 76% (brew house)
Source: Olav Erling Lauritzen
Hop Utilization: 98%
Calories: 250 calories (Per 433ml)
Carbs: 24.5 g (Per 433ml)

Created: Sunday November 2nd 2025

Original Gravity:

1.062

Final Gravity:

1.014

ABV (standard):

6.2%

IBU (tinseth):

31.3

EBC (ebcmorey):

59.0

Mash pH

5.5

Cost kr

n/a

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Fermentables

Amount	Fermentable	PPG	EBC	Bill %
10 kg	United Kingdom - Maris Otter Pale10 kg Maris Otter Pale	38	8.51	57.8%
0.80 kg	Special B0.8 kg Special B	34	305.39	4.6%
0.50 kg	Bestmalz - BEST Roasted Barley0.5 kg BEST Roasted Barley	30	1279.41	2.9%
3 kg	German - CaraMunich I3 kg CaraMunich I	34	102.58	17.3%
0.75 kg	German - Melanoidin0.75 kg Melanoidin	37	65.22	4.3%
2 kg	German - Vienna2 kg Vienna	37	9.18	11.6%
0.25 kg	German - Chocolate Wheat0.25 kg Chocolate Wheat	31	1100.62	1.4%
17.30 kg / kr 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
50 g	Challenger50 g Challenger Hops	Pellet	8.5	Boil	60 min	15.7	33.3%
100 g	Challenger100 g Challenger Hops	Pellet	8.5	Boil	15 min	15.58	66.7%
150 g / kr 0.00

Show Summary View

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
55 L	Infusion	66 °C	66 °C	90 min
	Temperature	77 °C	77 °C	10 min
38 L	Sparge	77 °C	77 °C	--
Starting Mash Thickness: 3 L/kg

Other Ingredients

Amount	Name	Cost	Type	Use	Time
2 g	Protafloc		Fining	Boil	10 min.
3 g	Yeast Nutrient		Water Agt	Boil	10 min.

Yeast

AEB - Fermoale AY4

Amount:	80 Grams	Cost:
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	17 - 25 °C	Starter:	No
Fermentation Temp:	20 °C	Pitch Rate:	0.35 (M cells / ml / ° P) 346 B cells required

kr 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 0.27 bar Temp: 2 °C CO₂ Level: 1.9 g/l

Target Water Profile

Askim Vannverk

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
8	5	5	5	0	0
Mash Chemistry and Brewing Water Calculator

Notes

AEB Fermoale AY3

meskevannet:

Baking soda: 5
gypsom:5
calcium clorin: 8
epsomsalt: 5
lac.acid: 5

Dag1til 5 18 celsius
Dag 5 til 6 22 celsius
Dag 6 til 10 18 celsius
Dag 10 2 celsius (Coldcrash)

Last Updated and Sharing

220

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Brews

Public: Yup, Shared
Last Updated: 2026-08-01 23:43 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 kr	Cost %
Fermentables	kr
Steeping Grains (Extract Only)	kr
Hops	kr
Yeast	kr
Other	kr
Cost Per Barrel	kr 0.00
Cost Per Pint	kr 0.00
Total Cost	kr 0.00

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Amount	Variety	Cost	IBU	Bill %
150 g	Challenger (Pellet) 150 g Challenger (Pellet) Hops		31.28	100%
150 g / kr 0.00