Cranking up diacetyl

Discussion in 'Homebrewing' started by telejunkie, Oct 7, 2015.

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  1. telejunkie

    telejunkie Savant (1,095) Sep 14, 2007 Vermont

    Alright, so brewing up a beer that I worked on earlier this year based on a recipe out of Budweiser's RPB facility. So my biggest concern is to crank up the diacetyl since this is obviously something I've gone through great lengths to extinguish from my beers for years.
    So plan is to ferment cold for about 10 days, underpitching the yeast and get right into keg for serving. Plan is to use Wyeast 2206 since it claims to be a high diacetyl producer:
    http://www.wyeastlab.com/hb_yeaststrain_detail.cfm?ID=132

    Anybody have other suggestions for yeast or techniques that may increase the diacetyl and help it become a butterscotch bomb?
     
  2. jbakajust1

    jbakajust1 Pooh-Bah (2,456) Aug 25, 2009 Oregon
    Pooh-Bah

    Dude, I have a great idea... ferment as normal, then just get a to go cup from the local Cinemark...
     
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  3. dmtaylor

    dmtaylor Savant (1,113) Dec 30, 2003 Wisconsin

    You want diacetyl on purpose, eh? I haven't experienced diacetyl with the 2206. Think I might have gotten it from WLP820 or 2308 maybe, I can't remember which one. Nothing a little warmth and time couldn't fix, but then of course you won't be doing that.

    Oh. Be sure to rack the beer to secondary very quickly, like after the first 2 or 3 days, to prevent 90% of the yeast from eating the diacetyl. Sounds like a newb thing, but I'm sure that's why I got diacetyl way back when, racked too quickly.
     
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  4. FenderOffset238

    FenderOffset238 Initiate (0) May 27, 2012 Pennsylvania
    Trader

  5. CADETS3

    CADETS3 Initiate (0) Dec 3, 2014 Texas

    Put the carboy in the direct heat/sun. Lol
     
  6. jbakajust1

    jbakajust1 Pooh-Bah (2,456) Aug 25, 2009 Oregon
    Pooh-Bah

    Just wondering how that will cause Diacetyl?
     
  7. CADETS3

    CADETS3 Initiate (0) Dec 3, 2014 Texas

    Eh, no diacetyl correlation but the other unwanted flavors may balance the butterscotch bomb.
     
  8. dmtaylor

    dmtaylor Savant (1,113) Dec 30, 2003 Wisconsin

    On a recent batch of cream ale, I purposely aimed for DMS. I did a very weak boil, with the lid on, short boil, pilsner malt. Success. It's not a huge DMS flavor, but it's definitely there.
     
  9. jbakajust1

    jbakajust1 Pooh-Bah (2,456) Aug 25, 2009 Oregon
    Pooh-Bah

  10. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,169) Dec 15, 2005 Pennsylvania
    Pooh-Bah Society

    Boy, brewing to produce diacetyl just gives me the chills.

    If I wanted to encourage diacetyl I would brew with the Ringwood strain (Wyeast 1187) and make sure that I discourage the yeast from ‘cleaning up’ at the end of fermentation. Maybe once my anticipated FG is achieved cold crash the beer to make the cells go dormant.

    This sort of process seems to work for the commercial breweries that utilize Pugsley brewing systems.

    Cheers!
     
  11. GreenKrusty101

    GreenKrusty101 Initiate (0) Dec 4, 2008 Nevada

    You are definetely a beer geek...nothing like homemade off flavor kit : )
     
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  12. dmtaylor

    dmtaylor Savant (1,113) Dec 30, 2003 Wisconsin

    Definitely am a beer geek. BJCP says about cream ale: "A low to moderate corny flavor from corn adjuncts is commonly found, as is some DMS." Oh yeah..... I did also use flaked maize. So there's that as well.
     
  13. hopfenunmaltz

    hopfenunmaltz Pooh-Bah (2,549) Jun 8, 2005 Michigan
    Pooh-Bah

    Cold crash it before the yeast are done, and I mean get it down to 30F. PU is said to target a gravity, then crash the yeast.
     
  14. dmtaylor

    dmtaylor Savant (1,113) Dec 30, 2003 Wisconsin

    Rack it early. You really should. Plus chill.
     
  15. telejunkie

    telejunkie Savant (1,095) Sep 14, 2007 Vermont

    Shivers just ran down my spine...want the diacetyl (butterscotch/butter) without the esters of ole ringwood. Not a bad thought though...but was thinking about doing that with a lager strain that wouldn't provide the esters of an ale yeast.
    Basically going for a snickerdoodle like cookie flavor in a beer. Co-worker who went out to Budweiser's RPB facility said this was definitely the most stand-out of the beers in their line-up in regards to head turners. Said the diacetyl melded so well with the Victory & cinnamon and it all worked. So been wanting to do it for awhile now...just have never tried to coax diacetyl into a beer.

    Thinking of Scoby & Hall's Czech Lager presentation at NHC...okay, so maybe not a full on butterscotch bomb...but diacetyl is present.
     
    #15 telejunkie, Oct 8, 2015
    Last edited: Oct 8, 2015
  16. JrGtr

    JrGtr Pooh-Bah (1,639) Apr 13, 2006 Massachusetts
    Pooh-Bah

    I was about to ask why you specifically wanted diacetyl, but you just answered it.
    FWIW, I brewed the Imperial Oatmeal Stout from that article, (only switching the yeast to Wyeast's Irish Ale instead of the lager yeast - that always gives me good results with stouts)
    Even though I forgot to add the lactose, it still came out really good.
    I hate to think if ABInbev actually wanted to market it, what they could do.
     
  17. SFACRKnight

    SFACRKnight Grand Pooh-Bah (3,142) Jan 20, 2012 Colorado
    Pooh-Bah Trader

    Email southern tier about that creme brulee stout of theirs. I am positive they could help ya out.
     
  18. pweis909

    pweis909 Grand Pooh-Bah (3,114) Aug 13, 2005 Wisconsin
    Pooh-Bah

    I brewed two beers this year with BRY-97 and had to contend with diacetyl in both. It seemed to develop, or at least my palate only noticed it, after I kegged and carbonated the beers. I think I kegged each after 2 weeks, but more time was needed, I guess. Anyhow, less esters than Ringwood.
     
  19. dmtaylor

    dmtaylor Savant (1,113) Dec 30, 2003 Wisconsin

    Good to know, as I have a pack of BRY-97 in the fridge to use up one of these days. I've heard it's a long lagger as well, but that if done right, it's a great yeast. So we'll soon see.
     
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  20. pweis909

    pweis909 Grand Pooh-Bah (3,114) Aug 13, 2005 Wisconsin
    Pooh-Bah

    I ended up pulling the kegs, releasing the pressure, letting them warm up to ambient cellar temps. I made a 500 mL starter with 34/70 dry lager yeast (it was either that or wine yeast) allowed the yeast to get active overnight, pitched it into the kegs (each got ! half a pack's worth), and waited three more weeks. It got better.
     
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  21. GormBrewhouse

    GormBrewhouse Pooh-Bah (1,889) Jun 24, 2015 Vermont
    Pooh-Bah

    Bry 97 is one I refuse to use. A lagger for use and got huge medicine nasty taste from it several times. All ended up as drain pours.
     
  22. hopfenunmaltz

    hopfenunmaltz Pooh-Bah (2,549) Jun 8, 2005 Michigan
    Pooh-Bah

    Used it once. It does have a long lag time. The equivalents are WLP-051 or Wyeast 1272. A starter of healthy yeast would fix the lag, if I remember the performance of those correctly when pitched from a starter.
     
  23. DrMindbender

    DrMindbender Initiate (0) Jul 13, 2014 South Carolina

    Totally agree, Ringwood Ale Yeast/1187 is the best diactyl producer I've ever used (and will never use again!)
     
  24. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,169) Dec 15, 2005 Pennsylvania
    Pooh-Bah Society

    The Ringwood yeast can produce a beer devoid of perceptible diacetyl as long as you provide sufficient time for the yeast to 'clean up' after itself. I fairly recently learned that a brewpub near me uses Ringwood as its house ale yeast. The reason they prefer this yeast is because it drops bright and there is no need to filter the beers brewed with this strain. They simply provide sufficient tank time to permit the yeast to 'clean up'. The person who educated me on this aspect was the Assistant Brewer. He also told me that he is 'blind' to diacetyl so the Head Brewer is the 'test instrument' for determining when the beers are ready for sale. He will taste test the beers from the tank on a daily basis after final gravity is reached and when he can no longer taste diacetyl he proclaims the beer ready to be served.

    Cheers!
     
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  25. hopfenunmaltz

    hopfenunmaltz Pooh-Bah (2,549) Jun 8, 2005 Michigan
    Pooh-Bah

    It needs lots of O2 also, might need to be roused, enough time to clean up, and there is a short window to top crop to harvest the best yeast. That came from someone who brewed at Arcadia, a Ringwood brewery.
     
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  26. JackHorzempa

    JackHorzempa Grand Pooh-Bah (3,169) Dec 15, 2005 Pennsylvania
    Pooh-Bah Society

    Jeff, are the Arcadia brewers producing beer with diacetyl character or are they fermenting with it and reducing diacetyl?

    Cheers!
     
  27. Naugled

    Naugled Pooh-Bah (1,820) Sep 25, 2007 New York
    Pooh-Bah

    I'll have to look at some records tonight, but I have had trouble with 2206 producing diacetyl. For me it was merely an insufficient d-rest. So I think cold crashing early as hopfunmalz suggested will do the trick.

    Good luck.. I think..
     
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  28. hopfenunmaltz

    hopfenunmaltz Pooh-Bah (2,549) Jun 8, 2005 Michigan
    Pooh-Bah

    Certain Brewers there learned of tame the Ringwood beast. I am not sure if the current Brewers have it under control. All beer has diacetyl early in the fermentation, some strains make more than others. If the yeast flocks out it doesn't do a good job of reducing it. There are techniques you learn for different yeast to make them perform.

    Ringwood yeast was originally from Hull in Yorkshire. Most of the Yorkshire yeast flocculate well, and need some thing like the Yorkshire stone fermentation set up to keep them aerated and in suspension.
     
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  29. Lukass

    Lukass Pooh-Bah (2,665) Dec 16, 2012 Ohio
    Pooh-Bah

    mmmmm snickerdoodle beer
     
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  30. pweis909

    pweis909 Grand Pooh-Bah (3,114) Aug 13, 2005 Wisconsin
    Pooh-Bah

    I have had success with 1272. I treated BRY-97 as though it were the same and had the diacetyl issues, and the long lags. I mean that use it again, but if I do, I'll give it more time.

    I used ring wood 1x, and u was cautious about diacetyl. Ended up with a very nice brown ale
     
  31. ericj551

    ericj551 Initiate (0) Apr 29, 2004 Canada (AB)

    Do they hit it with O2? In my experience at a Ringwood brewery, they just use a spray tip to add O2 from the air.
     
  32. hopfenunmaltz

    hopfenunmaltz Pooh-Bah (2,549) Jun 8, 2005 Michigan
    Pooh-Bah

    She meant recirculate. Fishtail nozzles are used in many British breweries. Arcadia has a Peter Austin/Alan Pugsley system, which is maybe what you are familiar with.
     
  33. YamBag

    YamBag Initiate (0) Feb 2, 2007 Pennsylvania

    I live in the same area as you, what brewpub are you refering to?
     
  34. skivtjerry

    skivtjerry Pooh-Bah (1,779) Mar 10, 2006 Vermont
    Pooh-Bah

    Wyeast 2272, 'North American Lager', is a super diacetyl bomb... typically needs a 3 day rest at 65F to be palatable. Otherwise it's a boring standard lager yeast with almost no esters (or anything else). WY2308 can also end up with significant diacetyl and is less attenuative; maybe good for a dessert type beer.
     
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  35. GreenKrusty101

    GreenKrusty101 Initiate (0) Dec 4, 2008 Nevada

    I've got one of those palates that can't taste the difference between diacetyl and stale caramel...they are both bad, so I guess it doesn't matter.
     
  36. skivtjerry

    skivtjerry Pooh-Bah (1,779) Mar 10, 2006 Vermont
    Pooh-Bah

    Take a deep breath. Diacetyl has a bigger aroma than inappropriate caramel.
     
  37. GreenKrusty101

    GreenKrusty101 Initiate (0) Dec 4, 2008 Nevada

    That's not quite the term I was thinking of : )
     
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