The steam case allows for easy, delicious steamed, oven or microwave preparations; foods are cooked in their own juice or steam, enhancing their original and genuine aromas and preserving all nutrients. Food is cooked at the perfect temperature (between 200f and 212f), preserving the highest amount of vitamins and minerals. The shape of the case lets the steam circulate for faster,easier cooking. Use with steam tray for pure steaming function or with foods with high water content; remove the tray for "stew-type" cooking. One pot for cooking and cleaning; dishwasher safe.