From Peter:
1975 Coopers Sparking Ale
W Brewed 13th May 1975
Recipe Specifics
Batch Size (L): 23.00 Wort Size (L): 23.00
Total Grain (kg): 4.03
Anticipated OG: 1.051 Plato: 12.52
Anticipated FG: 1.009
Anticipated EBC: ~ 8
Anticipated IBU: ~27
Alcohol: ~5.5% - 5.8% ABV
Grain/Extract/Sugar
% Amount Name Origin Potential EBC
87.1 4.03 kg. TF Maris Otter Pale Ale Malt AU 80.07 6
12.9 0.60 kg. White Cane Sugar AU 100.00 0
Water Treatment
For Sydney water, 7g Calcium Sulphate in the mash.
Mash Schedule
Mash 69°C (157°F) for 60 minutes, Sparge 82°C (180°F).
Boil
70 minutes – Sugar added at 15 minutes and Whirlfloc 10 minutes both from end of boil.
Hops
Amount Name Form Alpha IBU Boil Time
24.0 g. Pride of Ringwood Pellet 9.00 27.2 70 min.
Yeast
White Labs WLP009 Australian Ale or WLP023 Burton Ale yeast, or cultivate the yeast
from a bottle or two of present day Coopers Sparkling Ale.
Fermentation
Primary fermentation 17°C (62°F) for 3 days, then let rise to 22°C (72°F), cleanse
around Day 8 at 24°C (75°F), when the terminal gravity should be ~1.009, by adding
isinglass/gelatine. Day 14: rack, prime, and bottle. Condition at ~20°C for 15 days.
Carbonate the beer at ~ 3.0 volumes. If you prime for natural bottle carbonation, this
will lift the ABV to ~5.8%.
From 6 O’CLOCK Brews
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