Take 1 cup of corn flour. This flour easily available in market or you can take whole corn seeds and soack these seeds in water and make paste by using grinder.
Cut onions into julieens. Chopped all green chillies. Add onion julieens, curry leaves,chopped green chillies on the flour.
Add salt,red chilli powder,curry powder. Add salt as per your taste.
Add water and mix all the ingredients and make a paste like regular pokoda. You can balance consistency of batter by adding water.
Now add oil in a kadai or pan and let it hot. When oil becomes hot then add pokodas into the oil.
Now make pokadas. Fry till golden color.Now cripsy corn Pokoda is ready to serve.