100 times washed ghee or Shathdouth gritha

Shat douth gritha or 100 times washed ghee is used frequently in treating skin diseases in Ayurveda.
Method of preparation:
Take a large bronze vessel and pour 250 ml Pure organic Cow's ghee in it.Now add 2 litres of water to the ghee .Stir the mixture vigorously tills it looks uniform.Now stop stirring and wait for the ghee to separate.Slowly pour out the water leaving the ghee behind.Now add 2 litres of water again and repeat the process.When ghee is washed like this a 100 times it becomes shath douth gritha.
Some Ayurveda specialists repeat this process a 108 or 120 times.Some use a copper vessel.most of them chant particular mantras while washing the ghee.