Heat up oil add cumin seeds in it. Cut Potatoes in thin diced shape.

Put Potatoes in oil and cook then for 5 minutes. Add salt, red chilli powder, black pepper, chopped tomato and cook until Potatoes done.

When Potatoes done or tomato turns soft. Bhunify it till oil comes out. Add green chilli at last and dish out. Serve with plain roti and yogurt.