Saute chopped ginger and onions in ghee.
Add tomatoes, turmeric powder, coriander powder, chilli powder and salt.
Add moong dal and water
Check to make sure the dal is cooked through.
Keep the dal on a slow simmer and mix garam masala and coriander.
For the tadka, saute smashed garlic cloves in ghee
Add green chillies and whole red chillies
Add jeera and the curry leaves and turn off the flame
Add the tadka to the dal. Serve hot.