Step 1 Arjuna Bark is washed thoroughly and sun-dried. Step 2 It is then powdered and cleaned through a sieve. Step 3 The powdered Arjuna Bark is soaked in water overnight. Step 4 The following day, the bark is boiled along with that water and reduced to nearly 1/4th quantity. Step 5 The next step is straining the liquid, sweetening it with jaggery, and having it.