Reprinted from Artisanal Gluten-Free Cooking by Peter and Kelli Bronski. Copyright © 2009 Published by The Experiment. Featured on the January 30, 2010 episode
"Globally, 95 percent of our calories now come from 30 species," says journalist and educator Simran Sethi, author of Bread, Wine, Chocolate. "Three-fourths of the food we eat comes from 12 plants and five animal species."