[Sca-cooks] Playdough question

[johnna holloway]

Cream of tartar according to The Inquisitive Cook
can prevent yellowing in certain foods. There are
also some preservative qualities to it. My really
good food chemistry books are boxed, so I can't go
into a more complex discussion. McGee isn't very
helpful in this case. Sorry...
Johnna Holloway Johnnae llyn Lewis

Audrey Bergeron-Morin wrote:
>
> Can someone tell me what cream of tartar does in that recipe?
> I've been wondering that for years...
>
> Sculpt with Klaymates - for Kids {from Morton's}
>  Kids and parents alike always have fun making Morton
> Klaymates, rainy day salt sculpture friends.
>  In medium saucepan, mix 1 cup flour, 1/2
> cup Morton® Salt, 2 teaspoons cream of
>  tartar, 1 cup water, and a few drops of
>  food coloring (optional). Cook over medium heat,
>  stirring constantly, until mixture is very thick
>  and lumpy as it cooks. Cool slightly, then knead
>  in 1 or 2 drops of vegetable oil. Store in a
> plastic bag. For more brilliant shades, use paste food
> colors, available where cake decorating supplies are sold.
> NOTE: SALT SCULPTURE IS ART, NOT FOOD. IT IS NOT EDIBLE.
> Johnnae llyn Lewis
> Johnna Holloway