Imperial Stout Recipe - PB RIS 2.2 MEGA batch

{"RecipeId":100589,"RecipeTypeId":10,"OriginalRecipeId":null,"UnitType":"m","IbuFormula":"t","CreatedBy":122751,"Name":"PB RIS 2.2 MEGA batch","Description":"Will take 2 L starter of Darkness. Needs cooling for 72-96 hours. Split 20 L for RIS to be dry hopped and 10 L for RIS with PB, no dry hopping.","ImageUrlRoot":null,"StyleId":"20C","StyleName":"Imperial Stout","BatchSize":30,"BoilSize":38,"BoilTime":90,"Efficiency":0.55,"DateCreated":"\/Date(1641266860067)\/","BrewSessionCount":0,"MostRecentBrewSession":null,"Og":1.1065474882526032,"Fg":1.031964246475781,"Srm":43.241151398031718,"Ibu":85.818078998389211,"BgGu":0.80544441174372294,"Abv":9.62123818921006,"Calories":382,"AverageRating":0,"TastingNoteCount":0,"Fermentables":[{"Per":"52","Amt":"10","Ppg":"37","L":"3","Use":"Mash","Id":"539286","IngId":"570","Name":"Pale Ale - US","CustomName":"","Rank":"2"},{"Per":"3","Amt":"0.5","Ppg":"32","L":"2","Use":"Mash","Id":"539289","IngId":"78","Name":"Flaked Barley - US","CustomName":"","Rank":"4"},{"Per":"6","Amt":"1.2","Ppg":"37","L":"2","Use":"Mash","Id":"539608","IngId":"590","Name":"Wheat Malt - DE","CustomName":"","Rank":"6"},{"Per":"34","Amt":"6.5","Ppg":"36","L":"10","Use":"Mash","Id":"539287","IngId":"524","Name":"Dark Munich - DE","CustomName":"","Rank":"8"},{"Per":"1","Amt":"0.2","Ppg":"32","L":"200","Use":"Mash","Id":"539290","IngId":"175","Name":"Pale Chocolate - UK","CustomName":"","Rank":"10"},{"Per":"2","Amt":"0.3","Ppg":"32","L":"337","Use":"Mash","Id":"539291","IngId":"52","Name":"Carafa I - DE","CustomName":"","Rank":"12"},{"Per":"1","Amt":"0.25","Ppg":"32","L":"412","Use":"Mash","Id":"539292","IngId":"55","Name":"Carafa II - DE","CustomName":"","Rank":"14"},{"Per":"1","Amt":"0.25","Ppg":"32","L":"525","Use":"Mash","Id":"539293","IngId":"58","Name":"Carafa III - DE","CustomName":"","Rank":"16"}],"Hops":[{"Amt":"80","Type":"Pellet","Use":"Boil","Min":"60","Day":"0","AA":"12.4","Ibu":"50.4780723411783","Id":"561193","IngId":"11486","Name":"DR Rudi","CustomName":"","Rank":"1"},{"Amt":"50","Type":"Pellet","Use":"Boil","Min":"30","Day":"0","AA":"12.4","Ibu":"24.2460310109074","Id":"561194","IngId":"11486","Name":"DR Rudi","CustomName":"","Rank":"2"},{"Amt":"40","Type":"Pellet","Use":"Boil","Min":"20","Day":"0","AA":"9","Ibu":"11.0939756463036","Id":"561195","IngId":"12165","Name":"Oktawia PL","CustomName":"","Rank":"3"}],"Yeasts":[{"Atten":"0.7","Id":"149482","IngId":"7774","Name":"IMPERIAL DARKNESS","CustomName":"","Rank":"1"}],"Others":[{"Amt":"0.6","Unit":"kg","Use":"Boil","Id":"98970","IngId":"14887","Name":"PB2","CustomName":"","Rank":"1"},{"Amt":"30","Unit":"g","Use":"Boil","Id":"98971","IngId":"29","Name":"Yeast Nutrient","CustomName":"","Rank":"2"},{"Amt":"0.4","Unit":"kg","Use":"Boil","Id":"98972","IngId":"14892","Name":"Cocoa nibs","CustomName":"","Rank":"3"}],"MashSteps":[{"Heat":"Direct Heat","Temp":"45","Time":"10","Id":"69354","IngId":"5923","Name":"Mash in","CustomName":"","Rank":"1"},{"Heat":"Infusion","Temp":"55","Time":"15","Id":"69355","IngId":"8","Name":"Protein Rest","CustomName":"","Rank":"2"},{"Heat":"Decoction","Temp":"66","Time":"60","Id":"69356","IngId":"6","Name":"Maltose Rest","CustomName":"","Rank":"3"},{"Heat":"Decoction","Temp":"72","Time":"45","Id":"69357","IngId":"5","Name":"Dextrinization Rest","CustomName":"","Rank":"4"},{"Heat":"Decoction","Temp":"78","Time":"15","Id":"69358","IngId":"7","Name":"Mash-Out","CustomName":"","Rank":"5"}],"Steps":[{"Id":"168199","Rank":"1","Text":"Boil barley flakes in 5 L H2O"},{"Id":"168200","Rank":"2","Text":"Heat 15L H2O @50C"},{"Id":"168201","Rank":"3","Text":"Add boiling water to a mash temp of 55C (ca 5.2L boiling water), protein rest 15 min"},{"Id":"168202","Rank":"4","Text":"Pull 33% decoction, heat to conversion x 45 minutes (66C), then boil x 45 minutes"},{"Id":"168203","Rank":"5","Text":"Pull 33% Decoction, heat to conversion x 45 minutes @72C, then boil x 30 minutes"},{"Id":"168204","Rank":"6","Text":"Add 8L boiling water for washout temp 78 C"},{"Id":"168205","Rank":"7","Text":"Cold steep roast malts @ 20C x 3 hours in 2L H2O, add to mash tun right before sparge."},{"Id":"168206","Rank":"8","Text":"Sparge with 15L H2O @78C, adjust mash pH."},{"Id":"168207","Rank":"9","Text":"PB2 and cocoa Nibs go in for last 30 minutes boil"},{"Id":"168208","Rank":"10","Text":"nutrient goes in @ last 10 minutes"},{"Id":"168209","Rank":"11","Text":"Whirlpool to sediment out PB2 and cocoa nibs."}]}