05-15-2004 Dunkel Koelsch

A ProMash Brewing Session Report

Brewing Date: Saturday May 15, 2004
Head Brewer: Mark Katona
Asst Brewer: Tim Esson
Recipe: Dunkel Koelsch


BJCP Style and Style Guidelines
08-A Koelsch & Altbier, Koelsch-Style Ale

Min OG: 1.040 Max OG: 1.048   
Min IBU: 16 Max IBU: 30   
Min Clr: 4 Max Clr: 5  Color in SRM, Lovibond


Recipe Specifics
Batch Size (Gal): 10.00 Wort Size (Gal): 10.00
Total Grain (Lbs): 18.50      
Anticipated OG: 1.049 Plato: 12.14
Anticipated SRM: 6.4        
Anticipated IBU: 23.9      
Brewhouse Efficiency: 70  %   
Wort Boil Time: 90  Minutes   

Actual OG: 1.049 Plato: 12.14   
Actual FG: 1.012 Plato: 3.07   
Alc by Weight: 3.80 by Volume: 4.86 From Measured Gravities.
ADF: 74.7 RDF: 62.2 Apparent & Real Degree of Fermentation.


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


Grain/Extract/Sugar
% Amount Name Origin Potential SRM
5.4 1.00 lbs.  CaraWheat France 1.035 40
5.4 1.00 lbs.  Dark Wheat Malt Germany 1.039 8
81.1 15.00 lbs.  Pilsener Germany 1.038 2
8.1 1.50 lbs.  Munich Malt Germany 1.037 8

Potential represented as SG per pound per gallon.

Hops
Amount Name Form Alpha IBU Boil Time
2.00 oz.  Tettnanger Tettnang Whole 4.50 20.1 60 min
1.00 oz.  Spalter Spalt Whole 4.75 2.8 15 min
0.50 oz.  Spalter Spalt Whole 4.75 0.9 5 min


Yeast
WYeast 1028 London Ale


Mash Schedule
Mash Type: Single Step   
Heat Type: Direct   
Grain Lbs: 18.50   
Water Qts: 0.00 Before Additional Infusions
Water Gal: 0.00 Before Additional Infusions
Qts Water Per Lbs Grain: 0.00 Before Additional Infusions
Tun Thermal Mass: 0.00   
Grain Temp: 72 F Before Additional Infusions

Rest Temp Time
Dough In: 0 0 Min
Saccharification Rest: 0 0 Min
Mash-out Rest: 0 0 Min
Sparge: 0 0 Min

Total Mash Volume Gal: 0.00 - After Additional Infusions

Runnings Stopped At: 1.010 SG 2.56 Plato

All temperature measurements are degrees Fahrenheit.




Generated with ProMash Brewing Software