(You won't find yams on our list of types of potatoes!) The one with a bright orange interior used for making the annual marshmallow-topped casserole? That's a sweet potato. Yams, however ...

Other Name(s): yam (but this term more correctly refers to the roots of the tropical species Dioscorea and is distinctly higher in starch and less sweet.) There are two basic types of sweet potato.

Yams can be used in the same way as potatoes. Serve mashed yams with plenty of butter and seasoning as an accompaniment to meat stews or other vegetable dishes. Make yam chips or bake yams in ...