On May 14, 4:20*pm, Danny D > wrote:
> My kid and I am just learning how to cook, and I keep seeing these
> recipes that call for "an egg".
> *http://www1.picturepush.com/photo/a/...g/12981834.jpg
>
> For example, we were making onion rings today and found this:http://www.bhg.com/recipes/how-to/co...-make-onion-ri...
>
> Seems to me, except for the seasoning, the egg & milk aren't
> any better or worse than equivalent amounts of water ... but
> maybe I'm missing something.
>
> QUESTION: What 'does' the egg actually do in these recipes?

You only have to ask one.

The egg is a binder. It causes the flour to stick to whatever is
dipped in the egg wash. Ever tried to get egg off a plate. It's
like glue.
That's it's purpose.