Firstly boil potatoes and mash them.Then add all the spices one by one.Add coriander.

Now Mix all the ingredients except for chilli garlic paste
Now take a pan heat 1 tbsp oil add the ginger paste and saute for 2-3 mins.

Now add curry leaves and roast it nicely till they change colour
Now add the potato and mix well cook for 4-5 mins.

Turn off the flame and let the mixture cool.Now make besan batter by adding salt and a pinch of haldi powder it should not be very thin.

Now take 2 pieces of bread take some mixture of potato and spread it on a pieces of bread.

Cover it with the other piece of bread and press it slightly together so that they stick to each other.
Now cut it in triangle shape.

Now coat it nicely with besan batter.
Heat oil in a kadhai and deep fry on low flame till it's crispy.
In this way prepare and fry all the pattice.

Remove them on a kitchen paper napkin to absorb the excess oil.
Serve hot with spicy green chutney and green chillies.