The other day, Kara showed up with what looked like a large tree root - knobby and narled, six inches in diameter, and at least a foot long. She explained that it was a Chinese Yam, and this morning it was breakfast. She started the yam boiling, which is how she prepares most of her food, and sampled a little piece. It was extremely bitter . She came to me in a panic, because this was her whole breakfast, and it was terrible . Is that how it was supposed to taste? I couldn't answer her. By the time I took a taste, the root had boiled for a few minutes, and it really wasn't all that bad. She tasted a piece that had been cooked, and gave a great sigh of relief. It now tasted more like a potato. I tried to look up nutrition information, but most listings just described Chinese Yam as an Exotic Pest Plant . Lovely. While we're on the subject of exotic foods, I ought to tell you that last night I had the "pleasure" of helping prepare a couple of squab. This is the fanc...