In a deep pan or pressure cooker, add oil and heat on medium
Add mustard seeds an wait for them to sputter.
Add the asafoetida, fennel seeds and curry leaves and mix. Cook for half a minute
Add the chilli and garlic and cook for 5-7 minutes stirring frequently till the garlic browns up evenly.
Add in the carrots and Zucchini or Brussels Sprouts or both. You can add some other veggies per preference. Cook for a minute.
Add the tomato, turmeric and cook for 2-3 minutes until tomatoes get mushy,
Drain the lentils and add them to the pan, add salt, and water and mix well.
Pressure cook for 1 whistle (5 minutes on high pressure after pressure indicator turns on) or cook covered on low for 20-30 minutes until the lentils are tender and mushy.
Serve hot topped with chopped cilantro leaves or red chili flakes, with Roti/Naan Indian flat bread, Rice, dry veggie subzis or as a soup with garlic bread.
To refresh the daal the next day, in a small pan, add a teaspoon of oil, heat on medium, add 1/4 teaspoon mustard seeds, 3-4 curry leaves and chili flakes. Wait for the mustard seeds to sputter. Pour this over the heated Daal and serve.