Heat oil in a pan, add in onions, curry leaves, chillies, salt and saute for a min.

Now add in all spice powders and toss well.

Pour this in mashed potatoes and mix well. Divide it into equal portions.

Take small portion, roll it into a cylinder. Do this for all croquettes.

Take cornflour in a bowl, add some water and make it into a paste.

Take one croquettes, roll it in some all purpose flour, now dip it in cornflour mix and roll it in breadcrumbs.

Repeat this for all potatoes. Now put the balls in fridge for 15 mins.

Heat oil for deep frying. Drop balls in, and fry till golden.

Drain and serve.