Among the staple foods most welcomed on southern tables--and on tables around the world--rice is without question the most versatile. As Michael W. Twitty observes, depending on regional tastes, rice may be enjoyed at breakfast, lunch, and dinner; as main dish, side dish, and snack; in dishes savory and sweet. Filling and delicious, rice comes in numerous botanical varieties and offers a vast range of scents, tastes, and textures depending on how...