02-07-2009 Mt Alafia Amber Ale #1

A ProMash Brewing Session Report

Brewing Date: Saturday February 07, 2009
Head Brewer: Dean Palmer
Asst Brewer:   
Recipe: Mt Alafia Amber Ale #1


Recipe Specifics
Batch Size (Gal): 10.50 Wort Size (Gal): 10.50
Total Grain (Lbs): 20.00      
Anticipated OG: 1.052 Plato: 12.77
Anticipated SRM: 10.2        
Anticipated IBU: 24.7      
Brewhouse Efficiency: 76  %   
Wort Boil Time: 90  Minutes   

Actual OG: 1.052 Plato: 12.77   
Actual FG: 1.012 Plato: 3.07   
Alc by Weight: 4.08 by Volume: 5.21 From Measured Gravities.
ADF: 76.0 RDF: 63.2 Apparent & Real Degree of Fermentation.

Actual Mash System Efficiency: 74 %
Anticipated Points From Mash: 51.61
Actual Points From Mash: 49.93


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: 5 %


Grain/Extract/Sugar
% Amount Name Origin Potential SRM
57.5 11.50 lbs.  Pale Malt(2-row) America 1.036 2
10.0 2.00 lbs.  Biscuit Malt Belgium 1.035 24
10.0 2.00 lbs.  Crystal 20L America 1.035 20
10.0 2.00 lbs.  Munich Malt Germany 1.037 8
5.0 1.00 lbs.  Amber Malt Great Britain 1.032 35
5.0 1.00 lbs.  CaraFoam USA 1.035 2
2.5 0.50 lbs.  Aromatic Malt Belgium 1.036 25

Potential represented as SG per pound per gallon.

Hops
Amount Name Form Alpha IBU Boil Time
0.70 oz.  Yakima Magnum Pellet 12.10 20.7 90 min
0.45 oz.  Goldings - E.K. Pellet 4.20 2.1 30 min
0.75 oz.  Goldings - E.K. Pellet 4.20 1.9 15 min
0.30 oz.  Willamette Pellet 5.50 0.0 0 min


Extras
Amount Name Type Time
0.15 Oz  Irish Moss Fining 15 Min.(boil)


Yeast
DCL Yeast US-05 SafAle Dry Ale Yeast


Water Profile
Profile: Pinellas County
Profile known for:   
Calcium(Ca): 65.0 ppm
Magnesium(Mg): 4.3 ppm
Sodium(Na): 21.9 ppm
Sulfate(SO4): 92.0 ppm
Chloride(Cl): 28.0 ppm
biCarbonate(HCO3): 129.9 ppm
pH: 7.70


Mash Schedule
Mash Type: Single Step   
Heat Type: Direct   
Grain Lbs: 20.00   
Water Qts: 30.00 Before Additional Infusions
Water Gal: 7.50 Before Additional Infusions
Qts Water Per Lbs Grain: 1.50 Before Additional Infusions
Tun Thermal Mass: 0.00   
Grain Temp: 61 F Before Additional Infusions

Rest Temp Time
Dough In: 161 0 Min
Saccharification Rest: 150 60 Min
Mash-out Rest: 170 20 Min
Sparge: 170 20 Min

Total Mash Volume Gal: 9.10 - After Additional Infusions

Runnings Stopped At: 1.010 SG 2.56 Plato

All temperature measurements are degrees Fahrenheit.


Efficiency Specifics
Recipe Efficiency Setting: 76 %

With sparge water, mash water, additional infusions, vessel losses, top-up
water and evaporation rate recorded in the Water Needed Calculator:

Target Volume (Gal): 14.40      
Estimated OG: 1.038 Plato: 9.42

Raw Pre-Boil Targets - only targeted volume/gravity and evaporation
rate taken into account:
Target Volume (Gal): 13.55      
Estimated OG: 1.040 Plato: 9.99

Post-Boil Targets:
Target Volume (Gal): 10.50      
Estimated OG: 1.052 Plato: 12.77

Recorded Actuals - Measurement Taken In Kettle:
Recorded Volume (Gal): 11.00      
Recorded OG: 1.048 Plato: 11.83

At 100 percent extraction from the maximum mash potential:
Total Points: 67.90
Points From Mash: 67.90
Points From Extract/Sugar: 0.00

With the recipe efficiency setting, you should have achieved:
Total Points: 51.61
Points From Mash: 51.61
Points From Extract/Sugar: 0.00

Actuals achieved were:
Actual Points From Mash: 49.93
Actual Mash System Efficiency: 74 %


Fermentation Specifics
Pitched From: Dry Pack
Amount Pitched: 200 mL
Lag Time: 12.00 hours

Primary Fermenter: Stainless Steel
Primary Type: Closed
Days In Primary: 14
Primary Temperature: 68 degrees F

Secondary Fermenter: Stainless Steel
Secondary Type: Closed
Days In Secondary: 14
Secondary Temperature: 68 degrees F

Original Gravity: 1.052 SG 12.77 Plato
Finishing Gravity: 1.012 SG 3.07 Plato



Notes
Toasted the Munich, 350 until starting to get golden brown (about 20min stirring every 2 min)

Can sub Yakima Magnum for Warrior as Magnum is the New Belgium choice.

This recipe is derived from our successful Fat Tire clone, and uses cheaper 2-row for the base instead of Maris Otter (no big deal) and also dry yeast instead of the Fat Tire proprietary strain. The goal is to make this version have a bit more sweetness and body, a bit less attenuation, and reduced bitterness. More like Boulder Beer's SIngleTrack.




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