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Feedback Loop IPA

Method: Partial Mash
Style: American IPA
Boil Time: 60 min
Batch Size: 23 liters (fermentor volume)
Pre Boil Size: 12 liters
Pre Boil Gravity: 1.050 (recipe based estimate)
Post Boil Gravity: 1.061 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 185 calories (Per 330ml)
Carbs: 14.3 g (Per 330ml)

Created: Saturday September 6th 2025

Original Gravity:

1.061

Final Gravity:

1.008

ABV (standard):

6.9%

IBU (tinseth):

85.5

SRM (morey):

3.5

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
2 kg	Extra Pale Malt2 kg Extra Pale Malt	33	1.8	40.4%
200 g	United Kingdom - Wheat200 g Wheat	37	2	4%
500 g	Dry Malt Extract - Extra Light500 g Dry Malt Extract - Extra Light	42	2.5	10.1%
1.50 kg	Dry Malt Extract - Extra Light1.5 kg Dry Malt Extract - Extra Light - (late boil kettle addition)	42	2.5	30.3%
750 g	Corn Sugar - Dextrose750 g Corn Sugar - Dextrose - (late boil kettle addition)	42	0.5	15.2%
4,950 g / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
25 g	Charles Faram - Columbus25 g Columbus Hops	Pellet	17	Boil	60 min	46.75	7.7%
25 g	Centennial25 g Centennial Hops	Pellet	10	Boil	20 min	16.65	7.7%
25 g	Cascade25 g Cascade Hops	Pellet	7	Boil	15 min	9.55	7.7%
75 g	Cascade75 g Cascade Hops	Pellet	7	Whirlpool at 80 °C	20 min	7.08	23.1%
25 g	Centennial25 g Centennial Hops	Pellet	10	Whirlpool	20 min	5.44	7.7%
50 g	Cascade50 g Cascade Hops	Pellet	7	Dry Hop at 19 °C	6 days		15.4%
25 g	Centennial25 g Centennial Hops	Pellet	10	Dry Hop at 19 °C	6 days		7.7%
50 g	Cascade50 g Cascade Hops	Pellet	7	Dry Hop at 19 °C	3 days		15.4%
25 g	Centennial25 g Centennial Hops	Pellet	10	Dry Hop at 19 °C	3 days		7.7%
325 g / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
25 g	Charles Faram - Columbus (Pellet) 25 g Columbus (Pellet) Hops	46.75	7.7%
100 g	Centennial (Pellet) 100 g Centennial (Pellet) Hops	22.09	30.8%
200 g	Cascade (Pellet) 200 g Cascade (Pellet) Hops	16.63	61.6%
325 g / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
8 L		Strike	72 °C	66 °C	60 min
3.2 L	1st batch sparge	Batch Sparge	78 °C	74 °C	10 min
3.2 L	2nd batch sparge	Batch Sparge	78 °C	74 °C	10 min

Other Ingredients

Amount	Name	Type	Use	Time
5 g	Gypsum	Water Agt	Mash	1 hr.
1 g	CaCl	Water Agt	Mash	1 hr.
1.50 ml	Lactic acid	Water Agt	Mash	1 hr.
2 g	Gypsum	Water Agt	Sparge	10 min.
0.50 g	CaCl	Water Agt	Sparge	10 min.
0.50 ml	Lactic acid	Water Agt	Sparge	10 min.
4 g	Gypsum	Water Agt	Primary	0 min.
1.50 g	CaCl	Water Agt	Primary	0 min.
0.50 each	Protafloc	Fining	Boil	10 min.
1 g	Gelatin	Fining	Boil	18 days
1.50 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.

Yeast

Fermentis - Safale - American Ale Yeast US-05

Amount:	2 Each	Cost:
Attenuation (avg):	81%	Flocculation:	Medium
Optimum Temp:	12 - 25 °C	Starter:	No
Fermentation Temp:	17 °C	Pitch Rate:	0.35 (M cells / ml / ° P) 121 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: dextrose Amount: 120 Temp: 20 °C CO₂ Level: 2.25 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
80	5	25	75	80	100
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-09-18 19:12 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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