The protein, nutrient and flavor of food can be perfectly preserved with this 2-tier steamer pot set. Rather than a microwave, using a steamer to cook food is a better choice to those who dedicated to healthy eating life. The saucepot and steamer insert can be stacked together. In this way, you are capable of cooking and steaming at the same time, which achieves both higher energy efficiency and quick food preparation. Its food-grade stainless steel material leaves you no worry about using safet