In article >, says...
>
> James Silverton wrote:
> >
> > Is this for real? Umami is the fifth sense of taste and is usually
> > increased with MSG. However, I have heard that there is paste made from
> > special mushrooms that is supposed to impart umami. Probably the
> > mushrooms are high on glutamate.
>
> If I recall correctly, the flavor enhancer in mushrooms
> is 5'-guanosine monophosphate, a.k.a. disodium guanylate.
>
> http://en.wikipedia.org/wiki/Disodium_guanylate

I like to tease my kids and tell them I added Umami to a dish.. Then
they know it's time to dig out the mushrooms

I know, I know... I am stupid and the more enlightened here will
probably have to KF me for that comment

Scotty