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Tomb Raider Lager

This recipe was made in March of 98. It uses a step mash and
takes at least 6 weeks of lagering. The beer is very filling
and tasty. Definitely not a session beer.
It won an NHC Silver medal in 98 for German Dark Lagers.
I got to brew this at Sam Adams (Boston Beer Co.) later in the year
a 10 barrel batch. We cut down on the roast barley by 1/3. It turned
out great!

Brewer: Art Beall Email: art.beall@bellhow.com
Beer: Tomb Raider Lager Style: Schwarzbier
Type: All grain Size: 15.5 gallons
Color:
89 HCU (~32 SRM)
Bitterness: 39 IBU
OG: 1.070 FG: 1.018
Alcohol: 6.7% v/v (5.3% w/w)
Water: RO water used with 2 tsp of Calcium Chloride added to mash water.
2oz of phosphoric acid added to sparge water
Grain: 0 lb. American 2-row
26 lb. German Munich
1 lb. Belgian aromatic
2 lb. Belgian biscuit
1 lb. Dextrine malt (Cara-Pils)
1 lb. Belgian CaraMunich
2 lb. Belgian CaraVienne
1 lb. Belgian Special B
1 lb. Belgian chocolate
8 oz. Roasted barley
Mash: 85% efficiency
Mash Schedule
Used 1 qt/lb water to mash ratio

Time Description
0:00 Dough in at 105 deg F. Rest 25 min
0:25 Heat to 141 deg F
0:50 Rest at 141-143 deg F, 30 min
1:20 Heat to 160 deg F
1:40 Rest at 160-162 deg F, 60 min
2:40 Heat to 165 deg F
2:55 Rest at 165 deg F, 15 min
3:10 Sparge
Boil: 120 minutes SG 1.045 24 gallons
2 hr boil length
Racked 15 ¾ gallons
14 ¾ gallons in fermenter (sanke keg)
Saved 1 gallon for krausen.
Add krausen to secondary
Hops: 3.0 oz. Northern Brewer (9.8% AA, 60 min.)
2.0 oz. Hallertauer (4.4% AA, 15 min.)
Yeast: Barvarian Lager Yeast 2206 (Wyeast).
I used 1 qt of slurry from previous batch.
Log: Primary
-------
21 days at 50 deg F
Original Gravity 1.070
Rack Gravity 1.022

Lagering
--------
6 weeks at 35 deg F. Lower gradually, 1-2 deg per day.
Rack Gravity 1.022
Added krausen wort (1 gal)
Rack/final Gravity 1.018
Carbonation: Force carbonation w/o shaking. Two days, 30 psi, @ 35 deg F.
Tasting: When first tasted, roast barley really came thru too much. After
several weeks in the keg, it mellowed and tasted excellent. Next time
I would reduce the roast barley by 1/3.
This won a silver medal at NHC '98

Recipe posted 01/05/99.