In a pressure cooker, add half cup washed toor dal, 1 roughly chopped onion, 1 roughly chopped tomato, 3 large green chillies and 3 cloves of garlic, 0.5 teaspoon turmeric powder and 1.5 cups of Water
Pressure cook the dal for 6 to 7 whistles
Once the pressure is released, using a wooden masher, mash the dal thoroughly. Keep the dal aside.
Heat a kadai, add groundnut oil, and for first tempering add mustard seeds, urad dal, jeera and fenugreek seeds and fry till golden brown.
Next add asafoetida, 3 red chillies broken in half, 2 sprigs curry leaves, and 1 large onion roughly chopped. Sauté until the onions turn pink.
Next add 300 grams chopped palak or spinach. Saute and cook till spinach shrinks in volume
Now add turmeric powder, red chilli powder and dhaniya powder and cook for couple of minutes
Extract pulp from tamarind soaked in water. Add the pulp to spinach and cook for 3 to 4 minutes until raw smell of tamarind is gone
Add the cooked and mashed dal. Add salt to taste and add some water as required.
Bring to boil.
For the final tadka, in a separate pan, heat 2 tablespoons ghee. Add 3 to 4 roughly crushed garlic. Fry till golden brown, and then add 2 red chillies broken in half. Fry till chilli changes colour.
Add this tadka to dal. Mix well. Serve hot with rice.