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2010-11-07 Golden Drake

A ProMash Brewing Session Report

Brewing Date: Sunday November 07, 2010
Head Brewer: Roy Roberts
Asst Brewer:   
Recipe: Golden Drake


BJCP Style and Style Guidelines
18-D Strong Belgian Ale, Belgian Strong Dark Ale

Min OG: 1.065 Max OG: 1.098   
Min IBU: 25 Max IBU: 40   
Min Clr: 7 Max Clr: 20  Color in SRM, Lovibond


Recipe Specifics
Batch Size (Gal): 8.00 Wort Size (Gal): 8.00
Total Grain (Lbs): 27.69      
Anticipated OG: 1.083 Plato: 20.05
Anticipated SRM: 19.7        
Anticipated IBU: 26.0      
Brewhouse Efficiency: 64  %   
Wort Boil Time: 60  Minutes   

Actual OG: 1.104 Plato: 24.63   
Actual FG: 1.012 Plato: 3.07   
Alc by Weight: 9.60 by Volume: 12.29 From Measured Gravities.
ADF: 87.5 RDF: 73.1 Apparent & Real Degree of Fermentation.

Actual Mash System Efficiency: 80 %
Anticipated Points From Mash: 83.20
Actual Points From Mash: 104.00


Formulas Used
Brewhouse Efficiency and Predicted Gravity based on Method #1, Potential Used.
Final Gravity Calculation Based on Points.
Hard Value of Sucrose applied. Value for recipe: 46.2100 ppppg
% Yield Type used in Gravity Prediction: Fine Grind Dry Basis.

Color Formula Used: Morey
Hop IBU Formula Used: Rager

Additional Utilization Used For Plug Hops: 2 %
Additional Utilization Used For Pellet Hops: 10 %


Grain/Extract/Sugar
% Amount Name Origin Potential SRM
90.3 25.00 lbs.  Pale Malt(2-row) Great Britain 1.038 3
3.6 1.00 lbs.  Special B Dingemans GR50B Belgian 1.030 148
2.7 0.75 lbs.  Munich Malt - GR48B Belgium 1.038 6
2.7 0.75 lbs.  Victory Malt GR28B America 1.034 25
0.7 0.19 lbs.  Carafa III Germany 1.032 525

Potential represented as SG per pound per gallon.

Hops
Amount Name Form Alpha IBU Boil Time
2.00 oz.  Styrian Goldings Pellet 4.60 24.3 60 min
1.00 oz.  Hallertau Hersbrucker Pellet 2.50 1.8 15 min


Yeast
WYeast 3787 Trappist High Gravity


Mash Schedule
Mash Name:    dual infuse long
Total Grain Lbs: 27.69   
Total Water Qts: 28.00 Before Additional Infusions
Total Water Gal: 7.00 Before Additional Infusions
Tun Thermal Mass: 0.05   
Grain Temp: 75.00 F   


Step Name
Step
Time
Rest
Time
Start
Temp
Stop
Temp
Heat
Type
Infuse
Temp
Infuse
Amount
Infuse
Ratio
First Infuse 1 70 153 150 Infuse 169 28.00 1.01
Second Infuse 1 15 166 165 Infuse 211 11.92 1.44

Total Water Qts: 39.92 After Additional Infusions
Total Water Gal: 9.98 After Additional Infusions
Total Mash Volume Gal: 12.20 After Additional Infusions

Runnings Stopped At: 1.010 SG 2.56 Plato

All temperature measurements are degrees Fahrenheit.
All infusion amounts are in Quarts.
All infusion ratios are Quarts/Lbs.




Mash Schedule


Fermentation Specifics
Pitched From: Starter
Amount Pitched: 0 mL
Lag Time: 0.00 hours

Primary Fermenter: Glass
Primary Type: Closed
Days In Primary: 0
Primary Temperature: 68 degrees F

Original Gravity: 1.104 SG 24.63 Plato
Finishing Gravity: 1.012 SG 3.07 Plato



Mash Notes
Final runnings about 1.050!


Fermentation Notes
Measured OG 1.083 Used one XL slap pack of yeast, 36 hours post slap Aerated immediately and again after five hours




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