In a pressure cooker, add in chopped onion, 2 garlic cloves, 2 dry red chilly, 1 green chilly, 1 potato chopped, 2 tomatoes chopped, and chopped brinjal
then add salt and 1/4 tsp of turmeric powder
Pour in ¾ cup of water, give a stir
Turn on the flame, cover the pressure cooker with lid
Pressure cook it for 3 whistles in medium flame
After pressure releases, mash the mixture with a hand blender(stick blender) or potato masher, (or mathu)
Then season it with mustard seed and curry leaves and asafoetida.