Recipe: Centennial IIPABrewer: Chris CraigAsst Brewer: Style: Imperial IPATYPE: All GrainTaste: (30.0) Recipe Specifications--------------------------Boil Size: 29 lPost Boil Volume: 23 lBatch Size (fermenter): 21 l Bottling Volume: 20 lEstimated OG: 1.071 SGEstimated Color: 5.6 SRMEstimated IBU: 98.9 IBUsBrewhouse Efficiency: 78.00 %Est Mash Efficiency: 81.7 %Boil Time: 90 MinutesIngredients:------------Amt Name Type # %/IBU 0.50 kg Rice Hulls (0.0 SRM) Adjunct 1 7.7 % 6.00 kg Pale Malt, Maris Otter (3.0 SRM) Grain 2 92.3 % 35 g Magnum [12.90 %] - Boil 90.0 min Hop 3 53.7 IBUs 25 g Centennial [10.90 %] - Boil 30.0 min Hop 4 23.3 IBUs 50 g Centennial [10.90 %] - Boil 10.0 min Hop 5 22.0 IBUs 1.00 Items Whirlfloc Tablet (Boil 5.0 mins) Fining 6 - 50 g Centennial [10.90 %] - Boil 0.0 min Hop 7 0.0 IBUs 2.0 pkg Safale American (DCL/Fermentis #US-05) Yeast 8 - 50 g Centennial [10.90 %] - Dry Hop 0.0 Days Hop 9 0.0 IBUs Mash Schedule: Single Infusion, Medium Body, Batch SpargeTotal Grain Weight: 6.50 kg----------------------------Name Description Step Temperat Step Time Mash In Add 25 l of water at 70 C 65 C 90 min Sparge: Batch sparge with 2 steps (Drain mash tun, , 18l) of 76 C water