Soak the Javirisi /Sabudana for 8 hours or overnight.
Place the soaked sabudana in a colander and rinse off the water. Wash the Poha / Aval in water and place in a colander. Squeeze the water out and put the Poha with the sabudan.
Add all other ingredients except oil to the bowl and knead well to dough and make lemon size balls of it.
Heat Kuzhi Paniyaram / Appe pan. Grease each crater with 1/4 tea spoon of oil. See to it that the oil is well spread over each pan.
When the pan is hot enough place the vadas in to the crater and keep the flame to medium. Wait for 3 to four minutes and gently roll the balls enabling them to cook all around and gets brown color uniformly. After 5 to 6 minutes take them out and serve hot with any sauce or chutney of your choice.