Purple Heid Imperial Oatmeal Chocolate Stout

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pantsmachine

Purple Heid Imperial Oatmeal Chocolate Stout

Post by pantsmachine » Thu Jul 01, 2010 9:01 pm

Guys,
Could you take a look at this recipe please and advise on any glaring omissions etc. This idea has been knocking about in my head in a very rough form for the past year or so. The goal is to to make a rich stout akin to the Belgian Rocheforts in terms of depth but to take it in another flavour direction. I am hoping that the brambles will impart some flavour and colour to the final beer as well as linking smoothly with the bramling late hops. Oats and chocolate are to add to the silky smooth finish. I'm hoping to have this ready for a xmas beer to give to my friends. I intend to start fermentation at around 20 and increase to 25 and hold till finish with the burton yeast as i'd like to get a pear drop thing going as well. Apart from that it will quite a simple beer! I am aiming for a single infusion mash at around 67 deg over 90 minutes.

Purple Heid Imperial Oatmeal & Chocolate Stout

Type: All Grain
Date: 02/07/2010
Batch Size: 6.00 gal
Boil Time: 90 min Equipment: My Equipment
Brewhouse Efficiency: 65.00

Ingredients
4.00 kg Pale Malt (2 Row)
2.00 kg Wheat Malt
0.75 kg Wheat, Torrified
0.50 kg Caramel/Crystal Malt - 40L
0.50 kg Chocolate Malt
0.50 kg Oats, Flaked
0.25 kg Amber Malt
0.15 kg Black
0.15 kg Roasted Barley
4.00 oz Glacier [5.60 %] (90 min)
1.00 oz Bramling Cross [6.00 %] (5 min)
1.00 oz Bramling Cross [6.00 %] (1 min)
1.00 items Whirlfloc Tablet (Boil 15.0 min)
4.80 oz Oak Chips (Primary 14.0 days)
5.00 kg brambles (Primary)
275.00 gm cocoa powder green and blacks (Boil 5.0 min)
1 Pkgs Burton Ale (White Labs #WLP023) Yeast-Ale

Beer Profile
Est Original Gravity: 1.076 SG
Est Final Gravity: 1.020
Estimated Alcohol by Vol: 7.26 %
Bitterness: 63.1 IBU
Est Color: 44.8 SRM

Brambles to be boiled for 20 minutes along with recirculated first runnings(4 ltrs caramelised) then added directcly to primary FV along with boiled cocoa paste.

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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by WishboneBrewery » Thu Jul 01, 2010 11:06 pm

5kg of Brambles? as in Blackberries?
Is this a take on the Burton Bridge Stout?

pantsmachine

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by pantsmachine » Thu Jul 01, 2010 11:25 pm

Same fruit different prices, cost a fortune when they are blackberries, cheap when they're brambles from hedgerows! I'm going to look into local sellers in my area and see what sort of prices i can come up with. I was speaking to Jean at Cantillon earlier in the year and i'm sure he said 200grms per ltr of cherries in their Kreik. I'm taking that as my base for this beer, might back it off a bit once i taste the initial kg's impact.

I haven't heard of BBS, this is a rough take on Bourgone De Flandres from Belgium and what i thought was in it after initial tasting but in truth its not even that as i was more miles off in what went into that beer than i care to remember , this ones hopefully my ultimate fantasy dark beer. :)

I'm already changing my mind about when the brambles will be added. Think i'll need another FV for secondary or i might split x amount in the boil and x in primary.

Edit- Had a look at BBS and just goes to prove there's nothing new under the sun! :roll:

I read a couple of reviews of it and was 'outraged from Barnsley' when i read that they use blackberry juice. Part-timers, cutting corners jeezo etc. This one's going to be fun i think.

leigh1919

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by leigh1919 » Fri Jul 09, 2010 5:21 pm

Yeah- BBS is a powerful stout, which has Brambles added to it (or bramble juice, anyway)

It's an interesting beer, quite dry and very very bitter. Sort of in a style of its own, really.

Spud395

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Spud395 » Sat Jul 10, 2010 12:40 am

This could be very interesting,two of my favourite things in the world are stout and blackberries.
I never even thought of the two of them in the same sentence before.
This could be truly amazing, I'll be watching closely to see if this goes

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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Blackaddler » Tue Jul 26, 2011 6:55 pm

How did this turn out?

I ask beacause I'm brewing a chocolate oatmeal stout tomorrow, and plan to add some wild blackberries which I picked today. I don't want the blackberries to be overpowering. I want a stout, not a fruit beer, so just a subtle hint in the background is required.

55L brewlength, efficiency 85%

Maris Otter ____ 11.0kg __ 75.80%
Oat Malt _______ 1.0kg ___ 6.89%
Chocolate ______ 1.0kg ___ 6.89%
Torr. Wheat ____ 0.3kg ___ 2.14%
Roasted Barley __ 0.2kg ___ 1.38%

Mash at 66-67C.

Wild hops _________ 170gm _ 90min
___________________ 30gm _ 10min
EBU approx 35

Blackberries ____ 1.0kg ____ 6.89% [pureed, added to boil at flameout]

Nottingham yeast
OG approx 1.070 [incl 9 points for the blackberries?]
Last edited by Blackaddler on Thu Jun 21, 2012 6:42 pm, edited 1 time in total.
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pantsmachine

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by pantsmachine » Tue Jul 26, 2011 7:14 pm

Its still on my to do list. As are so many ideas!

Birdman

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Birdman » Wed Jul 27, 2011 9:57 am

How about some coffee into the mix as well?

I love coffee stouts

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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Blackaddler » Wed Jul 27, 2011 10:11 am

Birdman wrote:How about some coffee into the mix as well?

I love coffee stouts
You'd probably like Dark Star Espresso Stout. Loads of instant coffee flavour.

It's too much for me.
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Birdman

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Birdman » Wed Jul 27, 2011 10:57 am

I certainly do Blackaddler. My favourite coffee stout is this one though

http://www.mikkeller.dk/index.php?id=61 ... =43&land=1

the vesterbro coffee stout from mikkeller is also the business. Tried his Coffee IPA on tap last Friday also. Tasty, but the kind of beer I'd only fancy one of.

Birdman

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Birdman » Wed Jul 27, 2011 11:02 am

Hows your brewday going by the way. Recipe looks good...

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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Blackaddler » Wed Jul 27, 2011 11:08 am

Nearly finished mashing.

Running late today, as I didn't set the timers correctly for the HLT, last night. Normally, I double check...
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pantsmachine

Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by pantsmachine » Wed Jul 27, 2011 3:44 pm

What recipe are you going for?

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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Blackaddler » Wed Jul 27, 2011 8:07 pm

The one I posted, above.

I didn't puree the blackberries, but gave them a quick boil in a saucepan and then left them on a simmer until needed.

I was expecting to get some sugar extraction from them, but readings taken before and after addition were near enough the same. Apparently, 1000gms blackberries have a sugar content of about 49gms, so only enough to make a difference of about 1 point.

OG came out at about 1.065.
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Re: Purple Heid Imperial Oatmeal Chocolate Stout

Post by Blackaddler » Fri Aug 26, 2011 7:49 pm

Follow up on the Chocolate Oatmeal Stout...

OG 1.066
FG 1.016
6.5% abv

200ml yeast slurry pitched at 23C, fermentation temp reduced to 17-18C after 1 day and for a further 7 days, then chilled for 3 days @ 7-8C, and racked on 8Aug.

I just cracked open a bottle [after 18 days] and it's a very tasty beer.

Nice and smooth, with a good balance. The blackberry flavour understated in the background - much more in the way of blackberries could have upset the balance with the chocolate malt and hops.
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