I started with the vanilla....but ran out of vodka by the time I got to the lemon. A month is too long to leave a bottle of vodka lying around. http://www.commonsensehome.com/how-to-make-homemade-extracts/ It dawned on me later that this was pointless because I don't bake. But now, I have some vanilla-flavored vodka. ...should work well in a White Russian.