Tomato Saru
A tangy and spicy South Indian soup made with ripe tomatoes, lentils, and aromatic spices. This light and flavorful rasam, a classic from Karnataka, is the perfect comfort food when served with hot steamed rice.
For 4 servings
5 steps. 25 minutes total.
- 1
Step 1
- a.Cook the Dal
- b.In a pressure cooker, combine the rinsed toor dal, 1.5 cups of water, and turmeric powder.
- c.Pressure cook on medium heat for 4-5 whistles, or until the dal is completely soft and mushy (approx. 15 minutes).
- d.Allow the pressure to release naturally. Open the cooker and use a whisk or the back of a ladle to mash the dal into a smooth, creamy paste. Set aside.
- 2
Step 2
- a.Prepare the Tomato Base
- b.While the dal is cooking, place a medium-sized pot or saucepan over medium heat.
- c.Add the chopped tomatoes, crushed garlic cloves, and 3 cups of water to the pot.
- d.Bring the mixture to a boil, then reduce the heat and let it simmer for 10-12 minutes, until the tomatoes are very soft and have broken down.
- 3
Step 3
- a.Combine and Simmer
- b.Pour the mashed dal into the pot with the tomato base. Stir well to combine, ensuring there are no lumps.
- c.Add the tamarind paste, rasam powder, jaggery (if using), and salt. Mix everything together.
- d.Bring the saru to a gentle simmer over low-medium heat. Let it cook for 5-7 minutes, just until it becomes frothy on top. It is crucial not to let it come to a rolling boil, as this can diminish the aroma of the spices.
- 4
Step 4
- a.Prepare the Tempering (Tadka)
- b.In a small pan (tadka pan), heat the ghee over medium heat.
- c.Once the ghee is hot, add the mustard seeds. Wait for them to splutter completely.
- d.Add the cumin seeds, broken dried red chillies, hing, and the sprig of curry leaves. Sauté for about 30 seconds until the chillies darken slightly and the mixture is fragrant.
- 5
Step 5
- a.Finish and Serve
- b.Immediately pour the hot tempering over the simmering saru. You should hear a satisfying sizzle.
- c.Stir gently to incorporate the tempering. Turn off the heat.
- d.Garnish with freshly chopped coriander leaves and serve hot with steamed rice, papad, or as a light soup.
What to keep in mind.
6 tips from the recipe — small details that make a real difference to the final dish.
- 1Use ripe, juicy tomatoes for the best flavor and a vibrant red color.
- 2Mashing the dal until it's completely smooth is key to the perfect consistency.
- 3Do not over-boil the rasam after adding the rasam powder, as it will lose its delicate aroma.
- 4Jaggery is optional but highly recommended to balance the tanginess of the tomatoes and tamarind.
- 5For a vegan version, simply substitute ghee with a neutral oil like sunflower or coconut oil for the tempering.
- 6Using fresh, high-quality rasam powder makes a significant difference in the final taste.
Adapt it for your goals.
With Vegetables
Add finely chopped vegetables like carrots or drumsticks along with the tomatoes for extra nutrition and texture. Cook until tender.
Spicier VersionSpicier Version
Add 1-2 slit green chillies along with the tomatoes or a pinch of black pepper powder at the end for extra heat.
Lemon RasamLemon Rasam
For a different tang, skip the tamarind and add the juice of half a lemon just before serving. Do not boil after adding lemon juice to preserve its flavor and nutrients.
Garlic Free VersionGarlic-Free Version
For a sattvic or no-garlic version, simply omit the garlic cloves. The rasam will still be delicious.
Why this is on our healthy list.
Aids Digestion
Spices like cumin, asafoetida (hing), and tamarind are traditionally known to stimulate digestive enzymes, prevent bloating, and promote good gut health.
Rich in Antioxidants
Tomatoes are an excellent source of lycopene, a powerful antioxidant that helps protect cells from damage, supports heart health, and contributes to overall well-being.
Good Source of Plant-Based Protein
Toor dal (pigeon peas) provides a significant amount of plant-based protein, which is essential for muscle repair, energy levels, and feeling full and satisfied after a meal.
Immunity Boosting
The combination of turmeric, garlic, and other spices in Tomato Saru has anti-inflammatory and anti-microbial properties that can help strengthen the immune system.
Frequently asked questions
Yes, Tomato Saru is a very healthy and light dish. It is rich in protein from lentils, vitamins and antioxidants from tomatoes, and contains digestive spices like cumin and hing. It's low in fat and calories, making it an excellent choice for a nutritious meal.