Recent content by Luke Eustace

Australia & New Zealand Homebrewing Forum

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  1. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Thanks all for your suggestions. If I ever work it out I’ll be sure to report back! Cheers! (photo of my recently kegged APA to show that I can brew beers that hold their head 😅)
  2. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Interesting thought, thank you. Another idea could be to source the same ingredients from another HBS and see if I get the same issue. The oats I usually use are the Macro organic quick oats from Woolies. 100% oats.
  3. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Thanks mate. I get the bottom point about adding certain things to aid head retention but I really don’t feel like they would aid in this case because of the oil situation. I need to do some more reading into lipids and how and why they present in beer, what they do and whether they could be...
  4. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Thanks - I’ve consisted that, but at 4% of the grist I am not confident that there would be issues. I use a shitload more oats in my hazy beers which have none of the same issues.
  5. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Hey mate, mash pH was 5.28 after the addition so wouldn’t foresee any issues there. I added less lactic than what I would for a beer without those dark grains. Thanks
  6. L

    Please Help - Oil Content/Slick Preventing Head Formation & Retention in Dark Beer

    Morning all, I've been brewing for nearly four years... In that time, I've brewed 85 batches of all-grain beer. Of those 85 batches, five have been stouts. All five have been affected by a fault that can best be described as a slick of oil that sits on top of the beer, preventing head formation...
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