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Hi Folks: What about the ingredients in good "Ole buttermilk"?

Steven Proe 
----- Original Message ----- 
From: "k s swigart" <katswig@xxxxxxxxxxxxx>
To: <ridecamp@xxxxxxxxxxxxx>
Sent: Saturday, March 25, 2006 9:07 PM
Subject: [RC] Using Yoghurt - Mike Maul


> Ed said:
>
> > Yogurt is the product of fermenting milk with Acidophilus
> > bacteria.  In that sense it is already "sour" and thus can not sour.
> >
> > It is surely possible for other bacteria to get going and further
> > degrade  it.
>
>
> One of the historical reasons for "souring" milk into yoghurt (or
> cheese, for that matter) was to be able to preserve it before the days
> of refrigeration. By fermenting milk with bacteria that are not disease
> causing, it was possible to reduce the ability of bacteria that ARE
> disease causing to set up shop since they would have to compete with the
> ones that had already been introduced.
>
> Salt is also used as a preservative. I don't know how good it is at
> preserving dairy products, but it wouldn't surprise me if adding salt to
> the yoghurt also enhances its longevity.  However, it also wouldn't
> surprise me if the salt makes the yoghurt a sufficiently hostile
> environment for the acidophilus bacteria that it kills them off.  If I
> wanted to find out, I could try making my own yoghurt (it can be done by
> adding some live culture yoghurt to milk and letting it "grow" in your
> oven) with varying amounts of salt in the mixture and seeing what grows.
>
> kat
> Orange County, Calif.
>
>
>
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