I'm aware of the perishable nature of LME, but how long is too long? What about DME?
My LBS guy told me that they have used real old LME before - old enough that they scraped a crust off the top before they used it - and the beer was fine.
My LBS guy told me that they have used real old LME before - old enough that they scraped a crust off the top before they used it - and the beer was fine.