M mrduna01 Well-Known Member Joined Jun 30, 2010 Messages 877 Reaction score 26 Location Louisville, KY Jul 30, 2010 #1 So I have a pack of opened dry yeast that's a month old. Is this still usable?
Bensiff Well-Known Member Joined Mar 13, 2008 Messages 4,835 Reaction score 411 Jul 30, 2010 #2 probably, you could do a starter and see, but once opened then the risk critters getting into the mix increases so it is probably better to just go get another pack
probably, you could do a starter and see, but once opened then the risk critters getting into the mix increases so it is probably better to just go get another pack
ajf Senior Member HBT Supporter Joined Oct 29, 2005 Messages 4,648 Reaction score 121 Location Long Island Jul 30, 2010 #3 For the cost of another pack of dry yeast vs the cost of a brew, I wouldn't risk it. -a.
944play Well-Known Member Joined Jul 30, 2008 Messages 2,725 Reaction score 50 Location Portland Jul 30, 2010 #4 Better used as nutrient (in the boil) or for bread.