Soak the green gram in enough water for 2-3 hours. Drain the water and pressure cook the green gram for 4-5 whistles or until it turns soft and is cooked. Separate the cooked dal from the remaining water and store the water for future use. Keep the cooked moong aside.
Again, in a pressure cooker, add the ingredients of the instant broth along with the leftover moong water from the boiling of moong and pressure cook for 4-5 whistles. Once done, strain the broth and remove the veggies. Store the broth for future use.
Heat oil in a pan. Add the onions and garlic powder. Saute and cook for a minute.
Next, add the tomato and mix.
Add the cooked green gram and mix well.
Add the seasonings next and mix well.
Add the broth and coriander leaves next and mix well.
Let the soup simmer for 8-10 minutes. Keep stirring in between.
Serve hot after garnishing with grated cheese.