Sunday 26 June 2022

DUTTON`S BLACKBURN BREWERY Ltd : BITTER 1967

 How Do All ,

Here`s a nice and simple to brew historic Bitter from Blackburn in Lancashire , from the 1967 
Brewing Book Ref :  DDX 2310 /1/8/13 , deposited with the gradely folks at Lancashire Archives .

This recipe C Edd Mather 2022 
 
   Any and All Commercial Production rights reserved to the Whitbread Plc and their Successors in title 

                 THIS RECIPE FOR 23.000 Wort Litres to Copper @ 1.034 , 75 % Mash Efficiency 

Dutton & Co
Salford Brewery
Blackburn 
Lancashire 
                                               BITTER 

                                                            Brew No : 594
                                                  Tuesday 3 Rd October 1967
              Original Gravity : 1.036.5 Racking Gravity : 1.009.5 Final Gravity : 1.006.5
                                                  I B U : 26      A B V  :  4  % 
                                               
                                MALTS
 
             Warminster Malt : 
                                           Maris Otter Pale Ale @ 50 %  = 1.745 Kg
              Simpson`s Malt  : 
                                           Best Pale Ale Malt    @ 50 %  = 1.745 Kg 

               MASHING , SPARGING & COLLECTION 
Use a Pale Ale brewing Liquor .
Thoroughly Pre Warm the Mash Tun to 90 c - 5 Mins BEFORE mashing in , 
ENSURING the Liquor is 1.5 " ABOVE the Plates . 
                                   MASH : 0 - + 45 Minutes @ 65 c = 8.675 Litres 
At + 45 Minutes , Clear Wort by return OVER the Mash , Until Consistently Clear ;
Then Cast to the Copper .
SPARGE : @ Clear Wort to the Copper + 5 - 10 Minutes at 68 - 69 c = 19.000 Litres 
At a Gravity of 1.003.5 , Stop Taps / Close Off  Mash Tun Valve and COLLECT Wort 
in the Copper . At Collection , ADD Liquor to 1.033.75 , then Condense to 1.034 ;
Then Start Boil Clock .

                                          SUGARS 
                        No 1 Invert Sugar @ 1.002.6 =   7.13 % =  0.230 Kg 
                         Golden Cane Sugar @ 1.003.8 = 10.42 % = 0.280 Kg 

                                          COPPER
A 1 Hour Boil On Hops , 1 St Hop Charge @ Let Off - 60 @ 1.034 , then at 
Let Off - 35 , ON 21.000 Wort Litres in Copper @ 1.037 , ADD 7.125 Litres of Liquor
to the Copper , Reducing the Gravity to 1.028 , then Add the Sugars .
At Let Off - 30 Mins @ 1.034.5 Add the 2 Nd Hop Charge . ON 26.085 Wort Litres @ 1.037 ,
ADD 1.105 Litres Of  LIQUOR BOILED 1/4 Hour MINIMUM , 
 THEN Add the Copper Finings at Let Off - 12 Minutes 
                      At Let Off , STAND : 1/2 Hour, then COOL A S A P to Pitching heat .

                                            HOPS 

                                 1  St Hop Charge : To 23.000 Wort Litres @ 1.034 
Fuggles             at  5.5 % a/a @ 6 IBU = 6 g  
Brewer`s Gold  at  6.5 % a/a @ 5 IBU = 5 g 
Goldings           at    6  % a/a @ 3 IBU = 4 g

                                 2 Nd Hop Charge : To 26.425 Wort Litres @ 1.036.5 
Fuggles             at 5.5 % a/a @ 3 IBU =   4.5 g
Goldings           at   6  % a/a @ 9 IBU = 12.5 g 

RACKING HOPS : To 25.500 Beer Litres in Container @ 1.009.5 
                         Goldings   = 4 g
             Northern Brewer  =  2 g

                                              YEAST
                Pitch with 60 g Weight of a Live Yeast, Whitbread T II Type @ 17 c ,
                                                 To  26.425 Wort Litres @ 1.036.5 

                    ATTENUATION 

DAY

Hour

Heat

Gravity

     REMARKS

   1

   P

17.5

1.036.5

 

   2

  M

18

1.032

Dirty Head OFF

  

  E

20

1.024

 

   3

  M

20.5

1.020

Drop to 2 Nd FV

 

  E

21.5

1.013

26.000 Wort L in 2 Nd FV

   4

  M

20.5

1.012.5

COOL Gradually + 2 Days

 

  E

19

1.011.5

 

   5

  M

17.5

1.010.5

 

 

  E

14.5

1.010

 

   6

  M

13.5

1.009.75

 

 

  E

14

1.009.5

 Rack & Fine ON HOPS

                  
                                        MATURATION 

STAND : 2 - 3 Days @ 14 - 18 c 

CELLAR : 2 Weeks @ 10 c 

STILLAGE : 1 Week @ 10 c then FULLY VENT and allow + 12 - 18 Hrs BEFORE Q.C 

Cheers All and Happy Brewing 

Edd 

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