Okay, this is the most recent Recipe Thread

[Sundae]

That solves it then. I did wonder, because many of the African/ Caribbean shops here sell both and they are quite obviously different. But then I was puzzled how an African vegetable became part of the Thanksgiving tradition. Now I know it's really a sweet potato (indiginous to the Americas) I will sleep more soundly.

Was talking to my bro about this the other day.
He told me his story of loading up his plate (so says my SIL - he maintains he only had three) with roast potatoes, only to find it was plantain. Very disappointed. He was much more suspicious at buffets after that.