Over 597,000 solar cookers have been sold in India since the inception of MNES and there are 25 active manufacturers of box solar cookers. MNES has sponsored a project for installation and performance evaluation of the concentrating type community cooker. The cooker can cook food for about 50 people at a time.One community cooker can save 35 LPG cylinders of fuel per year and one dish-type solar cooker can save 10 LPG cylinders.