How Do All ,
Following on from last week`s 7 d Bitter from Peter Walker & Sons and with thanks to the team at Frederic Robinson Ltd for allowing me access to their records ; Here`s an example from their well known Unicorn Brewery on Lower Hillgate .
I hope you all enjoy the recipe ; if you`re able to assist with my research by sending photos of
Pre 1930`s brewing records please get in touch , Id love to hear from you .
ANY AND ALL COMMERCIAL PRODUCTION RIGHTS RESERVED TO FREDERIC ROBINSON Ltd
This recipe for 27.250 Wort Litres to Copper @ 1.037 , 75 % Mash Efficiency
Frederic Robinson Ltd
Unicorn Brewery
Lower Hillgate
Stockport
7 d BITTER
Friday 22 Nd March 1929
Brew No : 46
Original Gravity : 1.041.5 Racking Gravity : 1.009 Final Gravity : 1.006
I B U : 34 A B V : 4.75 %
MALTS & ADJUNCTS
Crafty Maltsters
Pop`s Pale Ale Malt @ 6.5 ebc - 39.5 % = 1.750 Kg
Simpson`s Malt
Best Pale Ale Malt @ 4.5 ebc - 27.5 % = 1.220 Kg
Warminster Malt
Mild Ale Malt - 15.25 % = 0.675 Kg
Crisp Malt
Chevalier - 9 % = 0.400 Kg
FLAKED MAIZE @ 8.75 % = 0.380 Kg
MASHING , SPARGING & COLLECTION
Use a Pale Ale type brewing liquor , and THOROUGHLY Pre Warm the Mash Tun to 90 c ,
- 10 Minutes BEFORE Mashing In as Below ,
1 St Mash Heat : 66 c at 0 - + 60 Minutes = 10.310 Litres
2 Nd Mash Heat : 67.5 c at + 60 - + 120 Minutes = 2.400 Litres
At + 120 Minutes , Slowly open the Mash Tun valve and return OVER THE MASH ,
Any Cloudy / Turbid 1 St Runnings , Once CONSISTENTLY Clear & Bright , then send to Copper .
At Clear Wort to the Copper + 10 Minutes , SPARGE @ 72 c = 21.025 Litres .
AT 1.004 , Stop Taps / Close Off Mash Tun Valve and COLLECT WORT in the Copper ,
ADD Liquor to 1.036.75 , THEN CONDENSE to 1.037 , ON 27.250 Wort Litres in Copper ;
Then START BOIL CLOCK .
NB : When bringing to the Boil , remove any scum floating on the wort surface .
SUGARS
No 1 Invert Sugar @ 1.004 = 9.64 % = 0.355 Kg
Malt Extract ( To Start of Mash @ Goods In ) = 1.21 % = 0.045 Kg
PRIMINGS @ 1.002.75 Invert No 2 = 6.63 % = 0.220 Kg
( To 26.080 WORT LITRES @ 1.009 )
COPPER
A 2 Hour boil ON HOPS , 1 St Charge @ Let Off - 120 Minutes , then at Let Off - 90 Mins ,
ADD the 2 Nd Charge . At Let Off - 35 Minutes on 20.760 Wort Litres @ 1.047 ,
ADD 7.520 Litres of Liquor to the Copper , Reducing the Gravity to 1.034.5 ,
Then ADD the No 1 Invert sugars and at Let Off - 30 , ADD the 3 Rd Hop Charge .
At Let Off - 12 Minutes , ADD the Copper Finings then at Let Off , STAND 1/2 Hour .
Then COOL A S A P to Pitching Heat .
HOPS
1 St Hop Charge to 27.250 Wort Litres @ 1.037
Cluster @ 7.5 % a/a = 9 g
2 Nd Hop Charge to 23.935 Wort Litres @ 1.041.5
East Kent Goldings @ 6.5 % a/a = 23 g
3 Rd Hop Charge to 28.280 Wort Litres @ 1.038.5
Saazer @ 3.5 % a/a = 15 g
RACKING HOPS : To 25.500 Beer Litres in Container
Saazer @ 3.5 % a/a = 3.5 g
East Kent Goldings @ 6.5 % a/a = 2 g
YEAST
Pitch 65 g Weight Live Barm @ 14.5 c
ATTENUATION
Day Hour Heat Gravity REMARKS
1 P 14.5 1.041.5
2 M 15 1.040
E 17 1.036
3 M 17.5 1.027
E 18 1.022
4 M 16 1.017
E 15 1.014.5
5 M 16 1.010
E 15 1.007 ADD Primings
6 M 14 1.009.75
E 14 1.009.25
E 15 1.009 Rack and Fine ON HOPS
STAND : 2 Days at 15 - 18 c
CELLAR : 2 Weeks at 10 c
STILLAGE : 1 Week at 10 c then FULLY VENT ,
Allow 24 Hours for the beer to clear and condition BEFORE Q . C
Cheers All and Happy Brewing ,
Edd
No comments:
Post a Comment