Sweet, Salty, Sour, Bitter and … Umami?

There’s an old saying that mothers often use to get their small children to eat their food:
“Through the lips and over the tongue, hello tummy, here it comes!”
So to all the foodies who enjoy the sweet and savory flavors of your favorite meals:  Have you thanked your tongue lately?
Yes, your tongue.
It’s not a part of our [...]