Triple wash the green split peas, drain all the water, and set them aside.
In the inner pot of an instant pot, turn on the SAUTE mode (Medium), heat 1 tbsp of ghee, add a bay leaf, some black pepper, a cinnamon stick, and cumin seeds, letting them splutter.
Next, add asafoetida, chopped onions, green chili, ginger, garlic, and sauté for 30 seconds.
Transfer all the dry spices like turmeric powder, red chili powder, coriander powder, cumin powder, garam masala, and salt. Roast the masala for 10 seconds and add 2 tbsp of water so the masala will not get burnt.
Add the chopped tomatoes and sauté for 30 seconds.
Next, add the green split peas dal, roast for 30 seconds, and add 3 cups of water.
CANCEL the SAUTE mode and close the lid of your Instant pot, making sure the valve is set to sealing.
Turn on the MANUAL/PRESSURE COOK button (High Pressure) and set the timer to 12 minutes.
Let the pressure naturally release (NRP) for 15 minutes.
Using a spatula, mix the dal, and adjust the dal consistency if you wish by adding some water. Turn on the SAUTE mode for 5 minutes and let the dal come to a boil.