In a bowl mix together ghee and baking soda until frothy.
In a large bowl mix together all the flours, salt, red chilly powder and cumin seeds.
Now add the ghee mixture and rub it into the flour until crumbly.
Add the finely chopped onion, coriander leaves, curry leaves, green chillies and cashew and mix well.
Now add enough water to make it a soft dough.
Divide into small portions and roll each into a ball.
Heat oil and deep fry the balls in batches until golden. Fry on medium low flame so that the pakodis are cooked inside out.
Drain oil and serve hot.