The content originally appeared on: Trinidad and Tobago Newsday News National Schools Dietary Services chef Sheldon Mason mixes pancake batter made with sweet potato flour at the Namdevco farmers market, Queen's Park Savannah, Port of Spain on Saturday. - AYANNA KINSALE VISHANNA PHAGOO While root crop flour is being proposed as the alternative to wheat flour, it may be costlier in the short term. Gem's Healthy Foods, one flour producer at the National Marketing Development Corporation's (Namdevco) root crop demonstration […]