Drinking Coffee 101

(CBS) At McHenry County College outside Chicago, professor Ted Ersky teaches coffee appreciation. Yes, a whole course devoted to the study of a single bean.

"I've never had anybody fall asleep in this course so that's a positive thing," Ersky quips to CBS News correspondent Steve Hartman.

He says we need to start appreciating coffee the way we do wine.

But isn't coffee, well, just coffee?

"Coffee is never just plain coffee, absolutely not," replies Ersky. "It's very different according to the beans, according to how it was roasted."

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