Directions:Wash tuvar dal 2-3 times in hot water. Drain it and transfer to a 3-litre capacity steel or aluminum pressure cooker.
Add 1 cup water and salt and pressure cook on low to medium flame for 3-4 whistles. Turn off the flame. Let the pressure releases naturally. Open the lid and check he dal. It should become smooth and soft after pressure cooking.
Let it cool down for a few minutes. Blend it using a hand held blender until smooth puree. Add 1 cup water in puree and blend again.
Heat oil in a pan or kadai over medium flame. Add 1/4 teaspoon fenugreek seeds and 1/2 teaspoon mustard seeds. When seeds begin to crackle, add 1/2 teaspoon cumin seeds, 2-3 cloves, 2-inch piece of cinnamon, 1 star anise and a pinch of hing (asafoetida).
When cloves begin to crackle, add 1 dry red chilli, 1 teaspoon grated ginger, 1 chopped green chilli, 1/2 chopped tomato and 5-6 curry leaves. Let them cook for few seconds.
Add 2½ teaspoons sugar, 2 teaspoons lemon juice, 1/2 teaspoon red chilli powder and 1/4 teaspoon turmeric powder, mix and bring it to a boil. When it starts boiling, reduce flame to low and let it cook for 7-8 minutes. Taste the dal and if required, add more sugar, lemon juice or salt to get the khatta meetha taste as per your preference.
Turn off the flame. Transfer it to a serving bowl and garnish with chopped coriander leaves. Serve with steamed rice and papad in lunch or dinner.
Tips and Variations:- Add less water to make it thick and more water to make it diluted.
- Add sugar and lime juice according to your taste to make it more tangy.
- Add some raw groundnuts while boiling to make it more tasty.
- Soak dal for 20 minutes in hot water before cooking to cook faster.
- You can use less oil (only 1 teaspoon oil) for tempering.
Taste: Sour, mild sweet and mild spicy