Take vegetable oil in a frying pan and put it on high flame burner. Once the oil becomes hot add Cumin seeds to it.
1 tbsp Vegetable Oil, 1/2 tsp Cumin Seeds
When Cumin seeds will start crackling and turn brown in colour add bay leaves, Whole Red Chillies, pinch of Asafoetida and green chillies.
2 Bay Leaves, 2 Whole Red Chillies, Pinch of Asafoetida, 10 g Green Chillies
Stir them for a minute and add Salt, Garam Masala, Red Chilli powder, Turmeric powder and Coriander powder to it and stir for a couple of minutes. Stir it again for a minute to cook masala.
1/2 tsp Red Chillies Powder, 1/2 tsp Turmeric Powder, 1/2 tsp Garam Masala, 1/2 tsp Salt, 1 tsp Coriander Powder
Now add tomato puree to it and stir for few minutes.
If required add little water so that the spices don't stick to the frying pan.
100 g Tomatoes
Now add Potatoes in the frying pan and saute them.
200 g Potatoes
Now add 1/2 cup water to make the curry. Stir the curry for another few minutes until potatoes become soft.
Mash few potatoes with a spatula or spoon to make thick curry. After 5 minutes turn down the flame and your Potato curry is ready.
Garnish the dish with some chopped Coriander leaves and serve with Puri or Paratha.
Few Coriander Leaves