Heat olive oil in a deep pan. Add onion and sauté for a minute. Add ginger, garlic and green chillies.
Sauté on low heat and add turmeric powder, salt, roasted cumin powder and drained dal. Add five cups of water.
Bring to a boil and cook, on medium heat, for ten to fifteen minutes or till dal is very soft. Pass through a soup strainer.
Bring strained dal to a boil and add water to adjust consistency. Continue to simmer for two to three minutes. Add lemon juice and mix.
Serve piping hot garnished with coriander leaves.
A thoughtful cook can select a dal dish to suit any meal. The repertoire of dal dishes is so vast that you can make different preparations everyday, right from soups to gravies and even desserts.