Rasam is the South Indian thin soup that does the work nobody notices - deeply spiced, intensely sour, and almost medicinal in its effect on congestion and digestion. This version adds amla powder to the traditional base, turning it into one of the most vitamin C-dense hot preparations possible. The sourness of amla blends seamlessly with the tamarind and tomato of classic rasam - you would not know it was there by taste, but it lifts the immunity profile of the bowl dramatically. The tadka uses cold-pressed yellow mustard oil for its pungent depth and bilona ghee for its fat-soluble absorption enhancement. Vitamin C deficiency is among the most common micronutrient gaps in urban India - a daily bowl of this rasam addresses it more effectively than any supplement. For a morning herbal drink that uses amla in a cold format to preserve maximum vitamin C, the Triphala and Amla Morning Cleanser is the complementary morning ritual.
Ingredients
- ½ tsp Earthen Story Amla Powder Shop ↗
- 1 medium tomato, roughly chopped
- 1 tsp tamarind paste (or juice of half a lemon)
- 2 cups water
- ½ tsp rasam powder (or ¼ tsp each cumin, black pepper, and coriander powder)
- ¼ tsp turmeric powder
- Salt to taste
- For tadka: 1 tsp Earthen Story Yellow Mustard Oil Shop ↗, ½ tsp Earthen Story A2 Gir Cow Bilona Ghee Shop ↗, ½ tsp mustard seeds, 1 dried red chilli, 5 curry leaves, pinch of asafoetida
Steps
- Blend tomato with ½ cup water into a smooth puree. Add to a saucepan with remaining water, tamarind paste, rasam powder, turmeric, and salt. Bring to a boil.
- Reduce heat and simmer for 8 - 10 minutes until the raw tomato smell is gone and the rasam has a clean, sour depth.
- Remove from heat and allow to cool for 2 minutes. Add amla powder and stir well. Adding amla off the boil preserves more of its vitamin C than adding it during active cooking.
- For the tadka: heat mustard oil and ghee together in a small tadka pan on medium. Add mustard seeds and let them splutter. Add dried red chilli, curry leaves, and asafoetida. Sizzle for 15 seconds.
- Pour the tadka over the rasam immediately and stir. Return to low heat for 2 minutes to combine the flavours.
- Serve hot as a soup, or pour over rice. Add a wedge of lemon if a sharper sourness is desired.
Key Benefits
- Amla powder for concentrated vitamin C in a daily soup Organic amla powder provides more vitamin C per teaspoon than almost any other plant source. Added off the boil rather than during active cooking, a significant portion of the vitamin C is preserved - making this rasam genuinely functional rather than just symbolically healthy.
- Cold-pressed mustard oil for pungency and bioactive compounds Cold-pressed yellow mustard oil contains allyl isothiocyanates that give the tadka its characteristic depth and contribute antimicrobial properties to the rasam. South Indian rasam tadka has always used a pungent oil alongside ghee - the combination is functional, not arbitrary.
- Bilona ghee for fat-soluble vitamin absorption A2 bilona ghee in the tadka ensures the fat-soluble curcumin from turmeric and the beta-carotene from the amla are absorbed - both require fat for bioavailability. The daily ritual of rasam with a ghee tadka is one of the most nutritionally complete food habits in South India - this version simply raises the bar with amla.
Explore more recipes like this on our Recipes page, or read our ingredient guides and food knowledge articles in the Discover section.








