She forks up a little nibble and wedges it in her mouth. "Yum," she croaks.Mrs. Wong looks pleased. "It's made with tofu."I can't resist. "Free-range tofu?"My mother looks over at me sharply. Mrs. Wong takes the bait. "Now, Cassidy, tofu isn't an animal," she chides. "It's soy bean curd. Soy bean curd doesn't need to roam free."On the floor below me, Emma lets out a little snort. I nudge her again with my foot. We're both grinning at the thought of a corral somewhere with little cubes of tofu wandering around. "Home, home on the range," I sing to her under my breath. "Where the deer and the tofu roam free...