My 2013 Mash Occur brew:
Recipe: Christopher's Columbus
Brewer: Chris Craig
Asst Brewer:
Style: Imperial IPA
TYPE: All Grain
Taste: (30.0)
Recipe Specifications
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Boil Size: 26.9 l
Post Boil Volume: 22.9 l
Batch Size (fermenter): 21.0 l
Bottling Volume: 20.0 l
Estimated OG: 1.073 SG
Estimated Color: 8.2 SRM
Estimated IBU: 109.2 IBUs
Brewhouse Efficiency: 78.00 %
Est Mash Efficiency: 81.7 %
Boil Time: 60 Minutes
Ingredients:
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Amt Name Type # %/IBU
0.25 kg Rice Hulls (0.0 SRM) Adjunct 1 3.7 %
5.50 kg Pale Malt (2 Row) US (2.0 SRM) Grain 2 81.5 %
0.50 kg Caramel/Crystal Malt - 40L (40.0 SRM) Grain 3 7.4 %
0.50 kg Wheat, Flaked (1.6 SRM) Grain 4 7.4 %
45 g Columbus (Tomahawk) [14.00 %] - Boil 60. Hop 5 66.5 IBUs
25 g Centennial [10.90 %] - Boil 30.0 min Hop 6 22.1 IBUs
25 g Columbus (Tomahawk) [14.00 %] - Boil 15. Hop 7 18.3 IBUs
1.00 Items Whirlfloc Tablet (Boil 5.0 mins) Fining 8 -
25 g Cascade [6.40 %] - Boil 1.0 min Hop 9 0.7 IBUs
25 g Columbus (Tomahawk) [14.00 %] - Boil 1.0 Hop 10 1.6 IBUs
2.0 pkg Safale American (DCL/Fermentis #US-05) Yeast 11 -
25 g Cascade [6.40 %] - Dry Hop 7.0 Days Hop 12 0.0 IBUs
25 g Centennial [10.90 %] - Dry Hop 7.0 Days Hop 13 0.0 IBUs
25 g Columbus (Tomahawk) [14.00 %] - Dry Hop Hop 14 0.0 IBUs
Mash Schedule: Single Infusion, Medium Body, Batch Sparge
Total Grain Weight: 6.75 kg
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Name Description Step Temperat Step Time
Mash In Add 19.6 l of water at 162 F 149 F 60 min
Sparge: Batch sparge with 2 steps (Drain mash tun, , 16.0l) of 168 F water