Hoppy · BJCP 22A

Double IPA

Name: Double IPA
Yield: 20 L
Cuisine: USA
Ingredients: 4.2 kg Pilsner malt; 0.55 kg Munich malt; 0.2 kg Crystal 60L; 0.55 kg Crystal 15L; 0.2 kg Đường candi / đường kính; 21 g Chinook; 11 g Centennial; 13 g Chinook; 7 g Centennial; 19 g Chinook; 9 g Centennial; SafAle US-05

A strong 7.5% IPA, heavily hopped with Chinook and Centennial in three additions — clean, dry and dangerously drinkable.

Pine, resin
Grapefruit
Dry

Origin: USADifficulty: AdvancedReady in: 4 weeks

Recipe source: Castle Malting® — Double IPA Beer · view original ↗ (scaled to 20 L at 72% efficiency)

Against BJCP 22A guidelines

OG1.064

ABV7.2%

IBU64

SRM9

Stats calculated from ingredients (Tinseth · Morey) — real results depend on efficiency and water.

Choose your KRS brewer

40L brewer (B40)30 L in the kettle → ~25 L beer50L brewer (B50)45 L in the kettle → ~39 L beer70L brewer (B70)65 L in the kettle → ~57 L beer

Sized for the 50L brewer (B50): 45 L pre-boil, 75-minute boil (~3.8 L boil-off, ~2 L kettle and chiller loss) → about 39 L into the fermenter.

Brewhouse efficiency: 72%All-in-One brewers usually hit 68–75%. Use 70% for a first batch.

OG: 1.064
FG: 1.009
ABV: 7.2%
IBU: 64
SRM: 9
EBC: 18

Malt & sugar

Malt & sugar	Amount	Share
Pilsner malt	8.19 kg	74%
Munich malt	1.07 kg	10%
Crystal 60L	0.39 kg	4%
Crystal 15L	1.07 kg	10%
Đường candi / đường kính	0.39 kg	4%
Σ	11.11 kg

Hops

Hops	Amount	Use	Time
Chinook 13% AA	41 g	Boil	60 min
Centennial 10% AA	21 g	Boil	60 min
Chinook 13% AA	25 g	Boil	30 min
Centennial 10% AA	14 g	Boil	30 min
Chinook 13% AA	37 g	Boil	5 min
Centennial 10% AA	18 g	Boil	5 min

Yeast

SafAle US-05 · 4 pack(s) (11,5 g) · Ferment at 18–20°C

Water (estimate for an All-in-One brewer)

Total water: 54.4 L
Mash water: 32.2 L
Sparge water: 22.2 L
Pre-boil volume: 44.8 L

Estimated ingredient cost for this batch

Reference retail prices from ABV Beer Shop · 24/09/2026

Cost of what you use: ₫1,243,000
Retail purchase: ₫1,476,000
Per litre: ₫31,900
Per 330 ml glass / bottle: ₫10,500

Show cost per ingredient

Ingredient	Amount	Reference price	Cost of what you use	Retail purchase
Pilsner malt	8.19 kg	Weyermann Pilsner · ₫46,100/kg	₫377,559	₫391,850 (8.5 kg)
Munich malt	1.07 kg	Weyermann Munich I · ₫47,500/kg	₫50,825	₫71,250 (1.5 kg)
Crystal 60L	0.39 kg	Weyermann Caramunich III · ₫60,300/kg(equivalent)	₫23,517	₫30,150 (0.5 kg)
Crystal 15L	1.07 kg	Weyermann Carahell · ₫60,300/kg(equivalent)	₫64,521	₫90,450 (1.5 kg)
Chinook	103 g	Chinook · ₫115,400/100 g	₫118,862	₫230,800 (2 × 100 g pack)
Centennial	53 g	Centennial · ₫115,100/100 g	₫61,003	₫115,100 (1 × 100 g pack)
SafAle US-05	4 pack(s)	SafAle US-05 11,5 g · ₫136,600/pack	₫546,400	₫546,400 (4 pack(s))

Not included (buy elsewhere, no reference price): Đường candi / đường kính.

Retail purchase rounds hops and spices up to 100 g packs and malt up to 0.5 kg — leftovers keep for the next batch. Excludes power, water, CO₂ and cleaning chemicals. Prices may change.

Mash

65°CBeta rest (drier beer)60 min
72°CAlpha rest (iodine test)20 min
78°CMash-out2 min

Boil

Boil 75 minutes

Carbonation

2.7 vol CO₂

Fermentation

18°CPitch & primary fermentation2 days
22°CFree rise to finish5 days
8°CDrop to 8°C, settle / harvest yeast1 days
1°CCold conditioning12 days

Tips for success

The original Columbus is replaced with Chinook.
Optionally dry hop 60 g Centennial + Chinook on day 5.
Converted from Castle Malting's (Belgium) 100 L recipe — Château malts replaced with equivalents.