So, then, what’s a yam? (+sweetpotato & sage tarte)

Oct 10, 2013 | WFW

In the last post we cleared up the difference between a sweet potato and a sweetpotato (varieties, and method of growing)…but what about yams?  Aren’t they just a variety of sweet potato?  Alas, it cannot be that easy (why?!).  Here’s a word from the...