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2nd lager really bad. Too much lactic acid?

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beerkench

Well-Known Member
Joined
Jul 6, 2013
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Hi,

My second batch of all grain lager (first one was great) tastes and smells
solvent like.
The main thing I can think of is that it was the first time I treated my water to the mash Ph right and added 7ml of lactid acid.
Other than that I think I did everything right with low fermentation temps (54, ideal for saflager) and 1 months lagering. I did however miss the diacetyl rest but I chilled down my wort to below the fementation temp before adding yeast.
I have looked up solvent flavours and nothing matches my own diagnose.
I am pretty sure it's not an infection so I am guessing that the lactic acid was too much for a pilsner.
Any other ideas?
Will lagering longer fix it or should I throw it all away?
 
Ok just asked the lady what she thinks. Nail polish remover was what she said so I think that the repitched lager yeast could be to blame.
Question is should I dump it or see if time will heal?
 
Ok I think it may be a fermentation issue. I used washed lager yeast from another batch. Will it get better? Yooper is adamant that it won't. Dump it or store it?
 
Ok I think it may be a fermentation issue. I used washed lager yeast from another batch. Will it get better? Yooper is adamant that it won't. Dump it or store it?

Contamination won't go away. I would never store a contaminated yeast to reuse in the future, and it'll just infect the next batch.
 
Unfortunately, this time, I will have to agree with Yooper :p

Solvent, acetone, nail polish remover won't go away. Quite the opposite; it will continue to get stronger as the acetobacter works through the alcohol.

This is a case of: Dump, clean everything extremely well, change all cheap plastic parts for new, strong cleaners, strong sanitizers, long soak times in cleaners and sanitizers.
 

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