- Pressure cook the potatoes until soft. Once cooked, peel the skin and mash them well. 
- Finely chop the onions, green chilies, and ginger. 
- Heat 2 tablespoons of oil in a pressure pan. Add mustard seeds and let them splutter. 
- Add urad dal and channa dal, groundnut sautéing until they turn golden brown. 
- Add the chopped ginger, green chilies, and curry leaves. Sauté well for a minute. 
- Toss in the chopped onions and sauté until they turn translucent. 
- Now, add the mashed potatoes along with salt and turmeric powder. 
- Pour water to adjust the consistency as desired. 
- Cook for about five minutes, then turn off the stove. 
- Finally, garnish with chopped cilantro and drizzle 1 teaspoon of lemon juice for added flavour.