Brewday 4th April 2010 - Effin Oatmeal Stout

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Aleman

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If the weather forecast holds true for Sunday I will be brewing the inaugural batch on the Effin Femtobrewery, recipe as follows, Aiming for 20L at 1.048, and 35 IBU (Tinseth)

2670g Pale Malt ( 62.1%)
450g Flaked Barley ( 10.5% )
270g Chocolate Malt ( 6.3%)
225g Brown Malt ( 5.2%)
225g Crystal Malt ( 5.2%)
225g Flaked Oats ( 5.2%)
130g Roast Barley (3.0%)
110g Carafa Special III Malt ( 2.6%)

45g Bramling Cross Hops ( 5.8%Alpha Acid) ( 90 Minutes)

13L Mash Liquor ( 3.0g Gypsum, 3.8g calcium Chloride, 0.3g Magnesium Chloride, 1.0g Sodium Bicarbonate)
17.5L Sparge Liquor ( 4.0g Gypsum, 5.5g calcium Chloride, 0.4g Magnesium Chloride)

SO far I have crushed the grain and toasted the oats. All tucked up in the Mash Tun in the airing cupboard warming up for Sunday. . . Will mash this fairly cool to produce a dry stout with body from the roasted oats, which will be mashed separately to have a glucan rest.

EffinOatmealStout.jpg
 
I'll be watching this one with interest. Your previous oatmeal stout recipe has been on my to do list for a while.
 
Well there is a Live Video Feed Here and from the Brewdays Menu you can also open a chat window to talk with me. . . . Just waiting the the HLT to get up to temperature now.
 
Great all looks good, would stay tuned in but lots of jobs to do. ;) Will be back at elevenses hour. :)
S
 
Flaked oats in to roasting pan into preheated oven at 130C for 45 Minutes . . . Vossy and others use 160C for the same time . . . but I suspect that this leads to the oils in the oats burning . . . leading to odd flavours in the finished beer.
 
Blue cheese?
That was more probably due to an infection jb, I'm not shy to admit my failings ;)
The recipe I made was a well proven recipe, JIC anyones reading feels it be in an indication of the recipe :thumb:
Vossy and others use 160C for the same time . . . but I suspect that this leads to the oils in the oats burning . . . leading to odd flavours in the finished beer.
Interesting :hmm: It would have been nice if you'd have mentioned this to me personally, as I'm always willing to experiment. Perhaps we can swap a bottle and see what we think as I also intend to do an os soon :thumb:
Have the crackers at the ready :lol:
 
Vossy1 said:
Vossy and others use 160C for the same time . . . but I suspect that this leads to the oils in the oats burning . . . leading to odd flavours in the finished beer.
Interesting :hmm: It would have been nice if you'd have mentioned this to me personally, as I'm always willing to experiment. Perhaps we can swap a bottle and see what we think as I also intend to do an os soon :thumb:
Sorry Vossy, It was just something that came to me recently while I was roasting the oats. I can't remember who it was in the forum/chat (Wez and I think MD) were discussing it and said it smells pretty revolting for the last 10 minutes of the roasting period . . . which sort of got me thinking about what could be happening, and given the oil content of the oats the one thing that I could think of was that they burn. . . Given that I forgot about my oats when roasting and they had something like 1:15 at 13 with no nasty smell,

Always up for bottle swaps :thumb:

And the alterations I made to the recipe is just because I prefer to use more lighter roasted malts than a lot of roast barley . . . It is a very sound one IMO
 
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