Farmer: A.V. Thomas - Livingston, CA. Chef: Brad Cecchi, Sacramento, CA. It is in Livingston, California that Laura visits one of the largest organic sweet potato growers in the United States. Here she learns all about how they grow sweet potatoes and the generous contributions they make to the community and to each other. Joining Laura in the field is award winning chef, Brad Cecchi from Canon East in Sacramento. Together they cook with this super-food and show us just how delicious sweet potatoes taste by creating new dishes using the beloved sweet potato.