Deepak kumar paraseth from Maliapda,tumudibandha,kandhmal saying about how to sustain mustard leaves. We can found more mustard leaves during this time. Collect mustard leaves then clean it properly. Then dry these leaves under sun light on a clean cloth or plastic mat for 3 to 4 days. When it dried properly place this in a safe container. When we need we can make curry from that dried leaves.