Tuesday, March 27, 2012

Session Beer Series: 2012 Scottish 80/-

I'm continuing the brewing quest for my perfect Scottish Ale. I usually will brew both a 60 Schilling and then later brew a 70 or 80 Schilling each year. Well, this year I don't have quite as much time to brew, so that means larger batch sizes. I had several thoughts about what to do with this 10 gal batch:

  1. Make both a 60/- and 80/- by just diluting the 60/- in the fermentor
  2. Try another yeast experiment - I was thinking of testing WLP001 (as Jamil suggests) Vs. WLP028 (actual Scottish yeast)
  3. All 10 gals the same and then age with different wood types




Well, I selected option #3. I was inspired by Lewy over at Lewy Brewing about his new found Oak Honey Comb sticks from BlackSwan Barrels. I was looking through their online catalog and I found that they supply more than just Oak. I have been wanting to try alternative wood types for aging, so I'll post more about the wood experiment in a future post.





I have made a few small changes to my Scottish Ale recipe since last year:

  • Water: Last year I messed with my water chemistry for the first time and I over did it a bit. The numbers looked good on paper, but there was a definite salty taste. This year I decided to use Calcium Chloride instead on Sodium Chloride. And the numbers seem to be better balanced this time (see below)
  • I went back to WLP001 as I didn't notice much difference with WLP028 and I wanted to build up the yeast for a Barleywine.
  • I switched all the crystal malt over to English varieties. I am preferring the taste of the English varieties right now and I thought it made it more authentic.

2012 Scottish 80/- (9C)

Batch Size
10.000 gal
Boil Size
11.750 gal
Boil Time
90.000 min
Efficiency
77%
OG
1.047
FG
1.012
ABV
4.6%
Bitterness
16.3 IBU (Rager)
Color
14.8 srm (Morey)
Calories (per 12 oz.)
155

Fermentables
Name
Type
Amount
Mashed
Color
Simpsons - Maris Otter
Grain
13.000 lb
Yes
3.0 srm
Barley, Flaked
Grain
1.500 lb
Yes
2.0 srm
Brown Malt (British Chocolate)
Grain
16.000 oz
No
65.0 srm
Honey Malt
Grain
16.000 oz
No
25.0 srm
Simpsons - Crystal Medium - 55L
Grain
16.000 oz
No
55.0 srm
Briess - Extra Special Malt
Grain
12.000 oz
No
130.0 srm





Hops
Name
Alpha
Amount
Time
Form
IBU
Horizon
9.1%
0.750 oz
90.000 min
Pellet
16.3

Yeast
WLP001 - California Ale Yeast

Mash
Name
Amount
Strike Temp
Target Temp
Mash
4.821 gal
176.955 F
158.000 F
Sparge
8.876 gal
173.443 F
165.200 F

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