Step 2. Pat them dry. Step 3. Wrap in a paper or cheesecloth and store in refrigerator. The whole idea is to prevent excess moisture in the leaves. You may also store in air-tight zip lock/box. This will help you keep the leaves fresh for almost a week. Method 2. Step 1. Clean the leaves and soak them in water for some time. Step 2. Pat them dry, spread on a plate and let them rest for 5-6 minutes. You may also chop the leaves. Step 3. Add some oil to the pan and add the leaves and fry on medium flame till the leaves turn dry.