Take potatoes in a pan and add all spices in it.
Mix well and make small balls
Take Moong Dal in an another pan, add salt and red chilli powder n mix it well
Take potatoes ball n dip inMoong Dal batter
Take oil in a pan and put it on flame
put Moong Dal batata vada in oil n fry it till it turns golden brown
Remove exis oil by tissue paper
Moong Dal batata vada is ready to serve