American Lager Recipe - husk and hull

{"RecipeId":81919,"RecipeTypeId":10,"OriginalRecipeId":81348,"UnitType":"s","IbuFormula":"t","CreatedBy":118929,"Name":"husk and hull","Description":"All RO water.\n\nStrike with 2.6gal, add 1g each, CaCl, CaSO4, MgSO4, and NaCl. Target 131F (144F strike temp) protein rest. Hold for 10 minutes. Add .6gal boiling water to hit 144F a amylase rest. Hold for 20 minutes, then add 1.1 gal to hit 160F b amylase. Hold for 20 minutes. Vorlauf, then begin lauter. Copper up to 7gal, boil for 90 minutes. Add 1g each CaCl, MgSO4, NaCl, and 3g CaSO4 to BK. Boil 90 minutes, KO as close to 50F as possible, oxygenate wort, repitch 34/70.","ImageUrlRoot":null,"StyleId":"1B","StyleName":"American Lager","BatchSize":5,"BoilSize":7,"BoilTime":90,"Efficiency":0.76,"DateCreated":"\/Date(1586027700237)\/","BrewSessionCount":1,"MostRecentBrewSession":16062,"Og":1.0471865,"Fg":1.008965435,"Srm":2.2245186094612954,"Ibu":35.897355224766457,"BgGu":0.76075477572539685,"Abv":4.930517385,"Calories":155,"AverageRating":0,"TastingNoteCount":0,"Fermentables":[{"Per":"72","Amt":"6","Ppg":"38","L":"1","Use":"Mash","Id":"436211","IngId":"575","Name":"Pilsner - DE","CustomName":"","Rank":"2"},{"Per":"24","Amt":"2","Ppg":"37","L":"1","Use":"Mash","Id":"436213","IngId":"89","Name":"Flaked Corn - US","CustomName":"","Rank":"3"},{"Per":"4","Amt":"0.3125","Ppg":"27","L":"3","Use":"Mash","Id":"436212","IngId":"474","Name":"Acidulated Malt - DE\r","CustomName":"","Rank":"4"}],"Hops":[{"Amt":"0.35","Type":"Leaf","Use":"Boil","Min":"30","Day":"0","AA":"12.1","Ibu":"11.5341186166252","Id":"461416","IngId":"31","Name":"Sterling ","CustomName":"","Rank":"2"},{"Amt":"0.5","Type":"Leaf","Use":"Boil","Min":"30","Day":"0","AA":"6.7","Ibu":"9.12380103086058","Id":"461417","IngId":"20","Name":"Mt. Hood ","CustomName":"","Rank":"4"},{"Amt":"0.6","Type":"Leaf","Use":"FirstWort","Min":"90","Day":"0","AA":"6.7","Ibu":"15.2394355772806","Id":"461418","IngId":"20","Name":"Mt. Hood ","CustomName":"","Rank":"6"}],"Yeasts":[{"Atten":"0.81","Id":"121176","IngId":"5762","Name":"Omega Yeast Labs Bayern Lager","CustomName":"","Rank":"1"}],"Others":[],"MashSteps":[],"Steps":[]}