Flat 'n funky lager woes :(

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marty27

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Hi there - just cracked open the first beer from my second ever brew, Coopers, and I'm sadly quite disappointed. I'll explain why and go over my procedures, and if anyone can help me improve that'd be fantastic.

So basically the problem is both lack of head and low carbonation. When I poured into the glass there was literally zero head, and the few bubbles that were rising quickly petered out and disappeared. Even swirling it around in the glass failed to stir things up. One slight other problem is the taste - it's hard to describe, but it doesn't quite taste like a typical lager. It's slightly detergenty and funky.

As far as procedure goes, I used half a Campden tablet and 1kg beerkit enhancer. I was very careful re sterlisation & temperature control. Coopers recommends to keep it 21 - 27 degrees and I did this for ten days solid during fermentation, only nudging past 27 on one occasion for a couple of hours. Re infection risks there were four incidents: I spotted a couple of cat hairs in the bin when I opened it up; a small fly got into the vodka air lock (somehow! there was a lid...); when I did the OG hydrometer test my fingers got slightly submerged in the drink; and when I was bottling I sucked the tubing with my mouth in order to get hydrostatic pressure (other methods weren't working).

When bottling I cautiously used half a teaspoon of sugar as recommended, and I stored the capped brown bottles in a dark area for two weeks (at room temperature), before refrigerating and opening just now. After a successful (and very heady) Wherry bitter brew last time, I had high expectations for the Coopers - especially as lager is my preferred drink, and I do enjoy having a nice cool fizzy beer with a generous head.

Would be very grateful to hear any views on what went wrong. Is adding more sugar to re-prime and capping again an option?

A slightly sullen cheers :(

M
 
I did a coopers kit and it was crap maybe 1 teaspoon sugar next time lager should be well carbonated. As for the infection issues probably nothing to worry about though you might want to keep fermentation at 18 deg c next time :thumb:
 
What is your cleaning/sterilisation process? The funky detergent taste could be detergent if you didn't wash away your cleaner well enough.

Another source of detergent taste is from fatty acids in the trub breaking down and turning, quite literally, into "soap". However, this takes quite some time and so I doubt this is the cause of your soapy flavour.

27 is quite warm, and I generally try to stick between 18-20C.

As for infection, I found a fly inside one of my airlocks when doing a Raspberyade and I still don't know how he got in or where he came from, but luckily the steriliser killed him :twisted:

As was already said, you may want to up the sugar for a lager, but I keg in a pressure barrel, so I'm not sure on bottling quantities.

hope this helps
 
I'm on my 5th coopers lager kit now , i've primed all the bottles with 1/2 teaspoon with no prob's , i use youngs brew enhancer ... thats the malt & glucose instead of sugar , you get a full body brew which tastes 10 times better ;)
 
:roll: Don't expect a taste of 'lager' if you are not going to use lager yeast fermented at lager temperature :roll:
 
Ok definitely thinking lower temperatures and more generous helpings of sugar when priming would do the job. On the sixth beer now and it's perfectly drinkable though, so not too upset.

@Cheers - do you mean I can prime with brew enhancer? I didn't realise this was an option, cheers!

@Aleman - do you mean I should ideally be buying specialist yeast? I just used the yeast that came with the kit... I figured they'd have included the best one?

@StubbsPKS - just fyi my sterlisation is quite OCD: soaking all utensils & lid in hot water + a few spoonfulls of Youngs' steriliser, in the bin, then swilling round and rinsing everything with cold water. For the bottles I just fill up a bucket with a few teaspoons sterilising solution & warm water, then fill them up and drain them out two at a time. It's a bore to do, but I figure it's sensible.

One final question... if I were to open all the bottles, dunk in some more sugar, and then re-cap & wait a fortnight... would that work? Or will the yeast already be dead by now?
 
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