Sunday, 14 May 2023

THOMAS USHER & SON Ltd : PALE ALE 1936

 How Do All ,

Here`s a nice Session Pale Ale from Usher`s of Edinburgh from the 1935 - 1936 Brewing Book ,
Catalogue No : TU 6 / 1 / 7 , Part of the Scottish Brewing Archive ; Cared for by the helpful and friendly team at The University of Glasgow Special Collections & Archives on Thurso St , Glasgow .

I`ll be posting more about this brewery`s beers and history in the coming months ; 
Whilst I was sorting through the Usher`s photos I thought that this little belter of a Pale Ale would make a tasty session beer for you all to try out .
The Mashing regimen for Usher`s includes the Mash Heats but sadly omits the finite Liquor volume used  ; a feature present as Wort in the Coppering / Boiling , though as this beer is a Parti Gyle the Copper Lengths and Gravities are radically different for a ` Single Gyle brew ` ; So whilst the Initial Hop Charge Gravity is a Constant 1.031 ON BOTH BEERS , and the Liquor Back Gravity @ 1.039 are CONSTANTS , the major difference is the ammount of Liquor added to the Copper to Liquor Back to the required gravity @ *  ( * =  desired gravity ; allowing the addition of Copper Sugars )  . 
 Some of the Usher`s brewing records stipulate the individual Hop Charges , though a universal feature is the Hops / Qtr of Malt ratio , which in the case of this Pale Ale and it`s bigger brother in the Parti Gyle ; 60 / Pale Ale ( 1.040 ) was at a modest 6.5 Lbs per Quarter , Yielding 292.5 Lbs to the Copper and , 58.5 Lbs / 936 Ounces for Racking Hop Additions ; Though these vary in rate , from 2.5 Oz/Brl in 1936 for the Pale Ale to 3 Ounces / Brl in the 60/- Pale Ale of the same brewing .

I hope that you all enjoy the recipe ,

This recipe C Edd Mather 2023 

                       ANY AND ALL COMMERCIAL PRODUCTION RIGHTS RESERVED TO 
                                         Thomas Usher & Son Ltd and their successors in title 

              THIS RECIPE FOR 26.000 Wort Litres to Copper @ 1.031 , 80 % Efficiency Assumed 

Thomas Usher & Son Ltd 
The Park Brewery 
St Leonard`s St 
Edinburgh 
Scotland 
                                                   PALE  ALE 
                                                    Thursday  2 Nd January 1936
                                                               Brew No : 10  
                          Original Gravity : 1.034  Racking Gravity : 1.011 Final Gravity : 1.008 
                                                         I B U : 26        A B V : 3.7  % 

                                                            MALTS   &   ADJUNCTS 
U K & Ireland 
Crafty Maltsters :                        34.75  %  Scottish Annat    = 1.150 Kg 
Crisp Malt :                                 34.75  %  Chevalier            = 1.160 Kg
Warminster Malt :                        13      %  Plumage Archer  = 0.435 Kg 

Australia 
Voyager Craft Malt :                     34.75 % Veloria Schooner                   = 1.155 Kg   
                                                      13      % Pale Compass                        = 0.435 Kg
Barrett - Burston                           34.75 % Border Pale Ale @ 4.5 ebc    = 1.155 Kg 

                        TO ALL GRISTS  :    17.5  %  FLAKED MAIZE = 0.560 Kg  
                                ++++++++     Av   5    %  OAT HULLS         = 0.165 Kg 
              
                                             MASHING , SPARGING & COLLECTION
                                       Use and EDINBURGH / Lightly Burtonised Liquor
                   Thoroughly Pre Warm the mash tun to 90 c - 10 Minutes BEFORE Mashing In  
                            ENSURING that the Liquor is 1.5 " ABOVE the Plates / Filter Bed .
                                 1   St Mash Heat : 66 c At      0  -  +   60 Minutes = 9.320 Litres
                                2  Nd Mash Heat : 67 c At + 60  -  + 120 Minutes = 4.565 Litres 
At 120 Minutes , Set Taps / Slowly open the mash tun valve and return OVER the mash any Turbid  first runnings until the Wort is CONSISTENTLY CLEAR & BRIGHT , only then SEND TO COPPER .
SPARGING : At Clear Wort to the Copper + 10 - 12 Minutes @ 74 - 72 c = 15.600 Litres , then at a Gravity of 1.003.25 - 1.003.0 STOP TAPS / Close off mash tun valve and Collect Wort in Copper .
  COLLECTION : At Collection , ADD Liquor to the Copper , reducing the Copper gravity to 1.030.75,
THEN CONDENSE to 1.031 ON 26.000 Wort Litres IN COPPER @ Let Off - 135 Minutes .

NB : As the Wort is Condensing , take care to remove any Scum / Detritus floating on the Wort Surface,
                             BEFORE ADDING THE 1 St Hop Charge @ Let Off - 135 Minutes 

                                                                     SUGARS
                                COPPER :    1.004.75 No 1 Invert  @ 13.98 % = 0.515 Kg 

                             PRIMINGS :    1.002.75 No 3 Invert  @   8.09 % = 0.220 Kg 

                                                                     COPPER 
                            USE WHOLE LEAF / FLOWER HOPS WHEREVER POSSIBLE 
                                              ( FREE IN BOIL / No Bag / Mesh Basket ) 
A 2 1/4 Hour Boil ON HOPS ; 1 St Hop Charge @ Let Off - 135 Minutes , then at Let Off - 80 Mins ,
AT 1.039 ON 19.290 Wort Litres in Copper , ADD 15.300 Litres of LIQUOR , Reducing the Copper Gravity to 1.021.75 , THEN ADD SUGARS . At Let Off - 60 Minutes @ 1.029.5 , ADD 2 Nd Hops . 
At Let Off - 35 Mins ON 28.070 Wort Litres @ 1.032 , ADD 2.380 Litres of LIQUOR to the Copper , REDUCING the gravity to 1.029.5 on 30.450 Wort L .At Let Off - 30 Minutes , ADD the 3 Rd Hops .
At Let Off - 12 Minutes , ADD Copper Finings then at Let Off , STAND 10 Mins then recirculate 10 Minutes BEFORE STANDING 1/2 Hour ; THEN COOL A S A P to pitching heat .
NB : If you`re using pelletised hops , Omit the recirculation stage .

                                                                       HOPS
                                       1  St Hop Charge : To 26.000 Wort Litres @ 1.031
                                                     8 IBU Fuggles @ 5.5 % a/a = 11 g

                                    2  Nd Hop Charge : To 30.670 Wort Litres @ 1.029.5
                                                     5 IBU Goldings @ 6    % a/a = 7.5 g
                                                     3 IBU Fuggles   @ 5.5 % a/.a = 5   g
                                                     2 IBU Saazer      @ 3.5 % a/a = 5   g

                                    3  Rd  Hop Charge : To 29.930 Wort Litres @ 1.030 
                                                     4 IBU Saazer      @ 3.5 % a/a = 10    g 
                                                     3 IBU Goldings  @ 6    % a/a = 4.25 g
                                                     1 IBU Fuggles    @ 5.5 % a/a = 2      g 

RACKING HOPS : 4 g Goldings to 25.200 Beer Litres for DRAUGHT .

                                                                          YEAST
                                            Pitch with 108 g Weight of a LIVE YEAST @ 15.5 c 
                                                         TO 25.490 Wort Litres @ 1.034

                                                          ATTENUATION
 DAY    Hour    Heat    Gravity                        REMARKS  
     1           P         15.5       1.034
     2          M         16.5       1.032.5
                  E         18          1.026.5
     3          M         19          1.020
                  E         18.5       1.015
     4          M         18          1.012        DROP to 2 Nd F . V = 25.500 Wort Litres in vessel + Primings
                  E         17.5       1.013.25
     5           E         14          1.012.5
     6           E         14          1.011 
     7           M        14          1.011
                   E        14          1.011     RACK & FINE ON HOPS = 25.200 Beer Litres IN VESSEL .

STAND : At 13 c 1 Week 

CELLAR : 8 C 2 Weeks the 2 - 3 Days @ 10 c then STILLAGE .

STILLAGE : 1 Week at 10 c THEN FULLY VENT and allow 8 - 12 Hours before Q . C 


Cheers All and Happy Brewing ,

Edd  

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