“Ken acknowledged that it’s not feasible to build a tower and field of heliostats just for roasting foods like green chile, coffee or grains. However, he and hi

“Ken acknowledged that it’s not feasible to build a tower and field of heliostats just for roasting foods like green chile, coffee or grains. However, he and his colleagues are exploring a much smaller and more modular solar-roasting system that conceivably could be transported to farmers’ markets, grocery stores and chile festivals for roasting small batches of green chile, like the propane-burning steel-drum chile roasters currently use.”