Pressure Cook: In an Instant Pot or pressure cooker, add washed toor dal, chopped tomato, spinach, turmeric, salt, and enough water. Cook until soft (Instant Pot: 8 mins high pressure, natural release).
Mash Dal: Once cooked, lightly mash the dal for a smooth texture.
Prepare Tadka: In a pan, heat ghee/oil. Add cumin seeds, hing, dry red chillies, and curry leaves. Let them sizzle.
Add chopped onion and sauté until golden. Then stir in garlic, ginger, and chilli paste. Cook until aromatic.
Add tamarind concentrate and jaggery. Let it simmer for a minute.
Mix: Pour tadka into the dal, mix well, and simmer for 2–3 minutes. Adjust salt or consistency if needed.
Serve hot with rice or roti.