"jmcquown" > wrote in message
.. .
> Jo Ann Schiefelbein wrote:
> > After mixing Tablespoon of Vinegar with milk to equal 1 cup...how
> > long should it "sit" at room temperature to become sour/buttermilk
> > and safe before using it for baking and etc.?
> > Jo Ann
>
> About 1 hour, stirring occasionally
>
Thank You!

That is what I was looking for and the safety aspect.