Soak the Toor dal, then rinse it well.
Heat oil in a pressure cooker. Add mustard seeds and cumin seeds. Let them splutter.
Add hing powder, bay leaf, curry leaves, chopped onion and saute until it turns lightly golden.
Add (1 Green Chilli, 1/2 Inch Ginger, 6-7 Garlic Cloves, Dry Coconut) Paste. saute for a couple of minutes.
Add the chopped tomato and cook for about a minute until it softens slightly.
Add the turmeric powder and mix well.
Add the raw mango pieces and mix well.
Stir in the Kanda Lasun Masala, garam masala powder, and chopped coriander. Mix well.
Add the rinsed Toor dal and salt to taste.
Add warm water according to your desired consistency for the dal.
Add the piece of jaggery and mix everything well.
Close the pressure cooker lid and cook for three whistles on low heat.
Let the pressure release naturally before opening.
Your Kairi Dal is ready to enjoy!.
Additional Tips : You can substitute Toor dal with a mix of moong dal and masoor dal.
Adding a potato can enhance the taste.
You can also add chana dal (split chickpeas).