Tangy Tamarind Lentil Soup
A warm, comforting lentil soup with a vibrant tangy kick from tamarind. This South Indian-inspired dish combines protein-rich toor dal with aromatic spices, finished with a sizzling tempering of mustard seeds, cumin, and curry leaves. Light yet satisfying, it's perfect with steamed rice or enjoyed on its own as a nourishing bowl.
For 4 servings
- prep · ~10 min
Soak and extract tamarind pulp.
1.Soak 1 tbsp tightly packed tamarind in 0.5 cup warm water for 10 minutes.2.Squeeze the tamarind well with your fingers to dissolve the pulp.3.Strain through a fine mesh strainer, pressing to extract all the liquid. Discard solids.TIPSoak tamarind in warm water for a few minutes to make extraction easier. - prep · ~20 min
Pressure cook the dal.
1.Add washed toor dal to the pressure cooker with 3 cups water.2.Add turmeric powder, chopped tomato, and slit green chili.3.Close lid and pressure cook on medium heat for 4 whistles.4.Let pressure release naturally, then open and whisk the dal until smooth.TIPNatural pressure release gives the dal a creamier texture — don't rush it. - simmer · ~5 min
Combine and simmer the soup.
1.Add the tamarind extract and salt to the whisked dal.2.Pour in 1.5 cups water and stir well to reach a thin, soupy consistency.3.Bring to a gentle simmer on low heat for 5 minutes, stirring occasionally.TIPKeep the heat low and stir occasionally to prevent the dal from sticking to the bottom. - temper · ~5 min
Make the tempering.
1.Heat oil in a small tempering pan over medium heat until shimmering.2.Add mustard seeds and let them splutter (30 seconds).3.Add cumin seeds and let them sizzle (10 seconds).4.Add dried red chili, curry leaves, and asafoetida — fry until fragrant (10 seconds).5.Add crushed garlic and chopped onion, sauté until onion turns golden (3-4 minutes).6.Sprinkle red chili powder, stir once, and immediately pour the tempering over the simmering soup.TIPPour the tempering while it's still bubbling — the sizzle when it hits the dal releases maximum aroma. - simmer · ~2 min
Finish and garnish.
1.Stir the tempering into the soup and let it simmer for 2 minutes to blend flavors.2.Taste and adjust salt or tamarind if needed.3.Turn off the heat and stir in fresh coriander leaves.TIPA final 2-minute simmer after adding the tempering allows the garlic and curry leaf flavors to infuse the dal. - serve
Serve hot with steamed rice or as a warming soup.
What to keep in mind.
6 tips from the recipe — small details that make a real difference to the final dish.
- 1Soak the tamarind in warm water for at least 10 minutes to make pulp extraction effortless and maximize tanginess.
- 2Whisk the pressure-cooked dal vigorously until completely smooth for a velvety soup texture.
- 3Use a heavy-bottomed pan for simmering to prevent the dal from scorching on the bottom.
- 4For deeper flavor, sauté the onion and garlic in the tempering until deep golden, not just soft.
- 5Adjust the soup's consistency with water — it thickens as it cools, so keep it slightly thinner than desired.
- 6Make this soup up to 3 days ahead; the flavors meld beautifully and the tanginess deepens overnight.
Adapt it for your goals.
High-protein
Add 1/4 cup of moong dal or masoor dal along with the toor dal to boost protein content and add a nutty flavor.
low oilLow-oil
Reduce oil to 1/2 tsp in the tempering and toast the mustard seeds and cumin in a dry pan before adding a splash of water — still aromatic with fewer calories.
veganVegan
This recipe is naturally vegan; ensure you use vegan-friendly asafoetida (some brands contain wheat starch) and serve with rice or flatbread.
extra veggieExtra-veggie
Add diced carrots, chopped spinach, or pumpkin along with the dal for added sweetness, fiber, and color.
Why this is on our healthy list.
Rich in Plant Protein
Toor dal is an excellent source of plant-based protein, making this soup a satisfying and nourishing meal for vegetarians.
High in Dietary Fiber
Lentils provide both soluble and insoluble fiber, aiding digestion and promoting a feeling of fullness.
Packed with Antioxidants
Turmeric, curry leaves, and tamarind are rich in antioxidants that help combat oxidative stress.
Low in Fat
With just 1 teaspoon of oil, this soup is naturally low in fat while still delivering rich flavor.
Good Source of Iron
Toor dal and curry leaves contribute iron, which is important for healthy blood and energy levels.
Frequently asked questions
Yes, but you'll lose the creamy texture and earthy flavor. If using canned, rinse well and simmer with spices for 10 minutes, skip the pressure cooker.
