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Confound

Method: All Grain
Style: Tropical Stout
Boil Time: 60 min
Batch Size: 19 liters (ending kettle volume)
Pre Boil Size: 23 liters
Pre Boil Gravity: 1.048 (recipe based estimate)
Efficiency: 75% (ending kettle)
Calories: 197 calories (Per 0.33L)
Carbs: 19.7 g (Per 0.33L)

Created: Thursday April 3rd 2025

Tropical Imperial Stout

by HarryFlatters

OG: 1.069 FG: 1.015 ABV: 7.2% IBU: 41

Original Gravity:

1.064

Final Gravity:

1.015

ABV (standard):

6.5%

IBU (tinseth):

46.3

SRM (morey):

32.9

Mash pH

5.3

Cost NT$

1,092.00

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
4 kg	Castle Malting - Chateau Pale Ale Malt4 kg Chateau Pale Ale Malt	NT$ 115.00 / kg NT$ 460.00	36.8	4	74.1%
0.50 kg	Crisp Malting - Crystal Extra Dark - 120L0.5 kg Crystal Extra Dark - 120L	NT$ 170.00 / kg NT$ 85.00	35	120	9.3%
0.50 kg	Thomas Fawcett - Pale Crystal Malt0.5 kg Pale Crystal Malt	NT$ 170.00 / kg NT$ 85.00	34	23	9.3%
0.25 kg	Castle Malting - Special B0.25 kg Special B - (late mash tun addition)	NT$ 180.00 / kg NT$ 45.00	34	150	4.6%
0.15 kg	Thomas Fawcett - Roasted Barley0.15 kg Roasted Barley - (late mash tun addition)	NT$ 180.00 / kg NT$ 27.00	31.5	545	2.8%
5.40 kg / NT$ 702.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
1 oz	Challenger1 oz Challenger Hops	NT$ 90.00 / oz NT$ 90.00	Pellet	8.5	Boil at 100 °C	45 min	30.01	33.3%
0.33 oz	Fuggles0.33 oz Fuggles Hops	NT$ 90.00 / oz NT$ 29.70	Pellet	4.5	Boil at 100 °C	45 min	5.24	11%
0.33 oz	East Kent Goldings0.33 oz East Kent Goldings Hops	NT$ 80.00 / oz NT$ 26.40	Pellet	5.8	Boil at 100 °C	45 min	6.76	11%
0.67 oz	Fuggles0.67 oz Fuggles Hops	NT$ 90.00 / oz NT$ 60.30	Pellet	4.5	Whirlpool at 80 °C	10 min	1.35	22.3%
0.67 oz	East Kent Goldings0.67 oz East Kent Goldings Hops	NT$ 80.00 / oz NT$ 53.60	Pellet	5.8	Whirlpool	10 min	2.9	22.3%
3 oz / NT$ 260.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1 oz	Challenger (Pellet)	NT$ 90.00 / oz NT$ 90.00	30.01	33.3%
1 oz	Fuggles (Pellet)	NT$ 90.00 / oz NT$ 90.00	6.59	33.3%
1 oz	East Kent Goldings (Pellet)	NT$ 80.00 / oz NT$ 80.00	9.66	33.3%
3 oz / NT$ 260.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
16 L	Infusion	66 °C	66 °C	45 min
	Infusion	72 °C	72 °C	10 min
	Infusion	76 °C	76 °C	5 min
13 L	Sparge	78 °C	78 °C	--
Starting Mash Thickness: 3 L/kg Starting Grain Temp: 25 °C

Other Ingredients

Amount	Name	Cost	Type	Use	Time
4 g	Calcium Chloride (anhydrous)		Water Agt	Mash	0 min.
4 g	Calcium Chloride (anhydrous)		Water Agt	Boil	0 min.

Yeast

CellarScience - English

Amount:	1 Each	Cost:	NT$ 130.00 / each NT$ 130.00
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	15 - 21 °C	Starter:	No
Fermentation Temp:	20 °C	Pitch Rate:	0.35 (M cells / ml / ° P) 104 B cells required

NT$ 130.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: sucrose Amount: 124.5 g Temp: 20 °C CO₂ Level: 2.5 Volumes

Target Water Profile

Kaohsiung

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
99.8	20	0	97.1	137	109
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

189

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Brews

Public: Yup, Shared
Last Updated: 2025-04-22 14:38 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 NT$	Cost %
Fermentables	NT$
Steeping Grains (Extract Only)	NT$
Hops	NT$
Yeast	NT$
Other	NT$
Cost Per Barrel	NT$ 0.00
Cost Per Pint	NT$ 0.00
Total Cost	NT$ 0.00

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