No, because the stones add a delicate almond flavour, say some.
"Research like this shows the important role music plays in how you perceive flavour," says Rachel.
But in all honesty, I think it's mainly the flavour," says Ottolenghi.
"But it's not just about a flavour," says Conigliaro. "It's about an effect and getting these subtle tannins in the water.
"Life has its own flavour," says young Indian wonder-chef Hassan Kadam (Manish Dayal), but the movie does not.
"Its visual art, film and performance programme has a strong east European flavour," says Jonathan Watkins, director at the IKON gallery.
"They're generally monthly and every area has its own flavour," says Sarah Thorp, who helps organise the North Bristol Arts Trail.
"It adds spark to dishes – a fresh, sea flavour," says Grain Store's Bruno Loubet, who uses Atlantic Kitchen's range.
"A natural flavour," says Terry Acree, a professor of food science technology at Cornell University, "is a flavour that's been derived with an out-of-date technology".
"There may or may not be an innate preference for umami flavour, and there's a debate about fat flavour," says Anthony Sclafani, professor of psychology at Brooklyn College.
