Saturday, 6 May 2023

MAPPIN`S OF ROTHERHAM : CORONATION BEER 1937

  How Do All , 

Some folks have been asking if I`ll be posting a special recipe to mark the occasion of the Coronation  
Well the simple answer is yes , and here it is.

A beautifull Coronation Ale from Mappin`s Old Brewery in Rotherham from 1937 , I hope you all enjoy the recipe ; It`s taken from 1937  brewings , Transcribed from the original records by a former brewer and  copies of brewings of this , B B ; S.B , Mild and I P A kindly sent to me some time ago by a Yorkshire based historian .

The original beer used Malt from local Maltster`s Robson`s ; Mild , Pale and Californian Malts &
 2 Quarters of Flaked Maize in the grist; with an addition of Malt Extract @ 2 Cwts(224 Lbs/1 S Qr ) then to the Coronation Beer 8 Cwt / 4 Qtrs No 2 Invert which equates to 1.009.25 degrees . 
( From a total No 2 Invert weight used in this brew of 12 Cwt / 6 Sugar Quarters ) 
The Hops in Copper were a fairly typical make up of Kents " Edwards K 35 & Piper K 35 " with a mysterious interloper in " Haywards? S 36 " and a surprise in the shape of the inclusion of " Styrian 36 " as a Copper Hop towards the end of the boil ; this Hop is also the Racking Hop , Originally at a whopping 3 / 4 Lb Per Barrel ( 12 Oz ) 

I hope you all enjoy the recipe , I`ll be posting a few more from this source in the next week or so ; though there`ll be a break in the Yorkshire Beery History posts with a special recipe for you all on Tuesday from Scottish Brewing Archive source materials .


This recipe C Edd Mather 2023 

                                  ANY AND ALL COMMERCIAL PRODUCTION RIGHTS TO 
                                             Wm Stones & Co Ltd and their successors in title 

             This recipe for 30.000 Wort Litres to Copper @ 1.073 , 80 % Mash Efficiency Assumed 

Mappin`s Old Brewery Ltd 
Gresboro` Rd 
Rotherham 
West Riding
Yorkshire 

                                                               CORONATION BEER 
                                                  Thursday 4 Th February 1937
                                                               Gyle No : 104 
                        Original Gravity : 1.083.25  Racking Gravity : 1.019  Final Gravity : 1.015 
                                                        I B U : 54              A B V : 9.2  % 

                                                              MALTS  &  ADJUNCTS 

Warminster Malt : 
                                                     36      %  Plumage Archer = 3.250 Kg 
                                                     22.5   %  Mild Ale Malt    = 2.035 Kg
Crisp Malt :                                  31.5   %  Chevalier           = 2.865 Kg 

FLAKED MAIZE                        10      %                             = 0.875 Kg 

                                                                          MASHING 
                                                             Use a Pale Ale type Liquor 
                      Thoroughly pre warm the Mash Tun to 90 c - 10 Mins BEFORE Mashing In , 
                                  ENSURING the Liquor is 1.5 " ABOVE the Plates / Filter Bed 
                                   1  St Mash Heat : 65 c @       0 - +   30 Minutes = 22.485 Litres 
                                   2 Nd Mash Heat : 67 c @ + 30 - + 125 Minutes =   4.350 Litres 
At 125 Minutes , slowly open the Mash Tun Valve and return any Cloudy / Turbid 1 St Runnings 
OVER the Mash UNTIL CONSISTENTLY CLEAR & BRIGHT , Only then allow to the Copper .
                                                          SPARGING & COLLECTION 
 At Clear Wort to the Copper + 10 Minutes AT 74 - 71 - 69 C = 31.725 Litres , Then at a  Gravity of 1.007.5 , STOP TAPS and Collect Wort in the Copper ; ADDING Liquor to reduce the gravity in Copper to 1.072.75 , THEN CONDENSE to 1.073  ON 30.000 Wort Litres IN COPPER .
N B : As the Wort is condensing , take care to remove any scum or other detritus from the Wort surface 
                                     BEFORE ADDING 1 St Hops at Let Off - 105 Minutes .

                                                                         SUGARS
                                             1.009.25 No 2 Invert @ 10.82 % = 0.935 Kg

                                                                         COPPER 
                                                       A 1 3/4 Hour Boil ON HOPS  
                                            1 St Hop Charge @ Let Off - 105 Minutes 
 Then at Let Off - 75 Mins ON 28.970 Litres ,ADD 4.050 Litres of LIQUOR , Reducing the gravity IN Copper to 1.067.25 Then ADD the No 2 Invert Sugar and at Let Off - 70 Minutes , ADD 2 Nd Hops.
At Let Off - 30 Minutes , ADD the 3 Rd Hops and at Let Off - 12 Minutes , ADD Copper Finings ;
THEN at Let Off , STAND 10 Minutes , then recirculate for 5 - 10 Mins BEFORE STANDING 1/2 Hr                                                  THEN COOL A S A P TO Pitching Heat .

                                                                            HOPS
                                         1 St Hop Charge : To 30.000 Wort Litres @ 1.073 
                                                     20 IBU Fuggles @ 5.5 % a/a = 45 g 

                                        2 Nd Hop Charge : To 32.800 Wort Litres @ 1.076
                                              10 IBU Brewer`s Gold @ 6.5 % a/a = 19 g
                                              10 IBU Goldings          @ 6    % a/a = 20 g

                                      3 Rd Hop Charge : To 31.290 Wort Litres @ 1.079.5
                                         14 IBU Savijnski Goldings @ 5.25 % a/a = 37 g 

RACKING HOPS : Savijnski Goldings = 35 g TO 29.300 BEER Litres IN C . V 
                                Split to 2 smaller containers of  EG 14.5 Litres Capacity 
                                                    17.5 g To each SEPERATE Vessel 

                                                                            YEAST
                               Pitch 148 g Weight of a LIVE Yeast to 29.810 Wort Litres @ 16 c 
                                                            Yorkshire Type Yeast Strain 

                                                                 ATTENUATION
DAY   Hour   Heat   Gravity                           REMARKS 
    1          P          16      1.083.25
    2          M        17.5    1.078
              Noon     18       1.074
                 E        18.25  1.066
    3          M        19.75  1.041
           Noon        20       1.036
                E         20.5    1.029
   4          M        19.75   1.021      SKIM
                          18        1.020       SKIM
   5          M        17       1.019.5      
                 E       15       1.019.25
   6            E       14       1.019
   7            E       13.5    1.019
    8           E       13.5    1.019      RACK ON HOPS 

STAND : 1 Week @ 12 - 13 c 

CELLAR : 5 Months at 10 c 

STILLAGE : 2 Weeks at 10 c then FULLY VENT and allow 12 Hours BEFORE Q . C 

Cheers All and Happy Brewing ,

Edd 

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