Amber & British · BJCP 14C

Scotch Beer

Name: Scotch Beer
Yield: 20 L
Cuisine: Scotland
Ingredients: 3.05 kg Pilsner malt; 0.4 kg Crystal 15L; 0.25 kg Wheat malt; 0.2 kg Peated malt (malt xông khói than bùn); 0.1 kg Roasted barley; 21 g East Kent Goldings; 21 g Fuggle; SafAle S-33

Overwhelmingly malty with sweet malt, roasted coffee and a distinct peat smoke — unmistakably Scottish.

Sweet malt
Peat smoke
Roast coffee

Origin: ScotlandDifficulty: IntermediateReady in: 4 weeks❄ Needs chiller

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

Against BJCP 14C guidelines

OG1.044

ABV4.5%

IBU18

SRM10.7

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 → ~26 L beer50L brewer (B50)45 L in the kettle → ~40 L beer70L brewer (B70)65 L in the kettle → ~58 L beer

Sized for the 50L brewer (B50): 45 L pre-boil, 60-minute boil (~3 L boil-off, ~2 L kettle and chiller loss) → about 40 L into the fermenter.

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

OG: 1.044
FG: 1.010
ABV: 4.5%
IBU: 18
SRM: 10.7
EBC: 21

Malt & sugar

Malt & sugar	Amount	Share
Pilsner malt	6.1 kg	76%
Crystal 15L	0.8 kg	10%
Wheat malt	0.5 kg	6%
Peated malt (malt xông khói than bùn)	0.4 kg	5%
Roasted barley	0.2 kg	3%
Σ	8 kg

Hops

Hops	Amount	Use	Time
East Kent Goldings 5.5% AA	42 g	Boil	50 min
Fuggle 4.5% AA	42 g	Boil	10 min

Yeast

SafAle S-33 · 2 pack(s) (11,5 g) · Ferment at 15–20°C

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

Total water: 52.2 L
Mash water: 24 L
Sparge water: 28.2 L
Pre-boil volume: 45 L

Estimated ingredient cost for this batch

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

Cost of what you use: ₫663,000
Retail purchase: ₫838,000
Per litre: ₫16,600
Per 330 ml glass / bottle: ₫5,500

Show cost per ingredient

Ingredient	Amount	Reference price	Cost of what you use	Retail purchase
Pilsner malt	6.1 kg	Weyermann Pilsner · ₫46,100/kg	₫281,210	₫299,650 (6.5 kg)
Crystal 15L	0.8 kg	Weyermann Carahell · ₫60,300/kg(equivalent)	₫48,240	₫60,300 (1 kg)
Wheat malt	0.5 kg	Weyermann Pale Wheat · ₫50,100/kg	₫25,050	₫25,050 (0.5 kg)
Roasted barley	0.2 kg	Weyermann Roasted Barley · ₫65,800/kg	₫13,160	₫32,900 (0.5 kg)
East Kent Goldings	42 g	Styrian Goldings (Celeia) · ₫109,100/100 g(equivalent)	₫45,822	₫109,100 (1 × 100 g pack)
Fuggle	42 g	Fuggle · ₫105,700/100 g	₫44,394	₫105,700 (1 × 100 g pack)
SafAle S-33	2 pack(s)	SafAle S-33 11,5 g · ₫102,400/pack	₫204,800	₫204,800 (2 pack(s))

Not included (buy elsewhere, no reference price): Peated malt (malt xông khói than bùn).

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

62°CBeta rest (drier beer)45 min
72°CAlpha rest (iodine test)20 min
78°CMash-out2 min

Boil

Boil 60 minutes

Carbonation

2.4 vol CO₂

Fermentation

16°CPitch & primary fermentation2 days
18°CFree rise to finish5 days
8°CDrop to 8°C, settle / harvest yeast1 days
1°CCold conditioning7 days

Tips for success

Peated malt is bought separately — ~5% is plenty; more turns harsh.
Converted from Castle Malting's (Belgium) 100 L recipe — Château malts replaced with equivalents.