Boil the potatoes, Peel them and let them lose their moisture
Cut them into big pieces
Grind onions,garlic,cashews,chillies, ginger garlic paste into a smooth paste
Put oil in a wok
When the oil is hot , put mustard seeds and let them burst
Add chilli powder and garam masala powder
Mix well and add curd.
Stir till that becone thick.
Dress it with coriander leaves and cashews