Following up to Judith Umbria

>I am convinced there is some kind of distillation involved with truffle oil.

seems most likely as the bottles say "essence" of, although I had
one with a fragment of truffle in.

>I will meet this couple at the festival of the woods in Montone shortly and
>I will ask. Whether I will thoroughly comprehend the answer is another
>thing. We are getting way outside my usual venue in this subject.

I'm sure you will get the general idea.
--
Mike Reid
Wasdale-Thames path-London-photos "http://www.fellwalk.co.uk" <-- you can email us@ this site
Eat-walk-Spain "http://www.fell-walker.co.uk" <-- dontuse@ all, it's a spamtrap