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Heart of Glass

Method: BIAB
Style: Blonde Ale
Boil Time: 90 min
Batch Size: 6.25 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Post Boil Size: 6.25 gallons
Pre Boil Gravity: 1.037 (recipe based estimate)
Post Boil Gravity: 1.044 (recipe based estimate)
Efficiency: 75% (brew house)
Hop Utilization: 97%
Calories: 146 calories (Per 12oz)
Carbs: 16.5 g (Per 12oz)

Created: Monday December 8th 2025

Original Gravity:

1.044

Final Gravity:

1.013

ABV (standard):

4.1%

IBU (tinseth):

22.2

SRM (morey):

3.6

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
4.50 lb	Rahr - North Star Pils4.5 lb North Star Pils	36.3	1.7	44.4%
4.50 lb	Rahr - Standard 2-Row4.5 lb Standard 2-Row	36.8	1.8	44.4%
1 lb	German - Vienna1 lb Vienna	37	4	9.9%
2 oz	Briess - American Honey Malt2 oz American Honey Malt	37.7	25	1.2%
10.12 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
0.65 oz	Willamette0.65 oz Willamette Hops	Pellet	4.5	First Wort at 212 °F	90 min	11.4	48.1%
0.70 oz	Willamette0.7 oz Willamette Hops	Pellet	4.5	Boil at 212 °F	70 min	10.78	51.9%
1.35 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1.35 oz	Willamette (Pellet)		22.18	100%
1.35 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
8 gal		Temperature	90 °F	131 °F	10 min
		Temperature	131 °F	143 °F	40 min
	10 min decoction	Temperature	143 °F	158 °F	30 min
	vorlauf 20 min	Temperature	159 °F	170 °F	10 min

Other Ingredients

Amount	Name	Type	Use	Time
3 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
1 g	Epsom Salt	Water Agt	Mash	1 hr.
4 g	Gypsum	Water Agt	Mash	1 hr.

Yeast

CellarScience - Cali

Amount:	1 Each	Cost:
Attenuation (avg):	75%	Flocculation:	Medium
Optimum Temp:	59 - 72 °F	Starter:	No
Fermentation Temp:	64 °F	Pitch Rate:	0.5 (M cells / ml / ° P) 130 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 15.52 psi Temp: 40 °F CO₂ Level: 2.8 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0
8 gal R/O water 4g gypsum 3g cacl2 1g epsom
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

125

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Brews

Public: Yup, Shared
Last Updated: 2025-12-10 19:48 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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