Wash mung dal and soak for 15 minutes. Chopped onion finely, cut garlic cloves into small pieces, wash and cut tomatoes into small pieces, cut green chilli and keep it aside.

Take one kadhai and keep it on the flame add 2 tablespoon oil let the oil warmed now add cumin and finely chopped onion roast till onion turns pink now add green chilli pieces curry leaves roast little more now add asafoetida and grated ginger mix altogether and add tomatoes roast until tomatoes turn tender now add red chilli, turmeric powder and dry coriander and cumin powder mix well, now add soaked mung dal add salt and 1 glass of water cover the pan let it cooked for about 15 minutes.

Now check the mung dal if not cooked properly than again cook for 5 to 7 minute than turn off the flame. Take one small tadka pan add 1 teaspoon oil heat it add garlic pieces and 1/2 teaspoon cumin seeds, 1 teaspoon finely chopped onion roast till garlic and onion turned brown colour add this tadka in cooked dal cover the pan immediately. After 5 minutes open lid and serve hot dal with rice or chapati.