Rasam

What is Rasam?

Rasam is a thin, spiced soup from South India, usually served hot alongside rice. Its base is tart and tangy, made from ingredients like tamarind, kokum, or sometimes dried green mango. Lentils such as split yellow pigeon peas or mung beans may be added for body, but are not always used. The soup is flavored with a mix of spices—black pepper, cumin, mustard seeds, and turmeric—plus fresh ingredients like tomato, curry leaves, garlic, and coriander. Rasam is lighter and more watery than sambar, with a sharp, aromatic taste.

Where does Rasam come from?

The name 'rasam' comes from the Sanskrit word for sap or essence, reflecting its role as a flavorful broth. In Tamil, Malayalam, Kannada, and Telugu, the dish's names all refer to its liquid or soupy nature. Rasam has long been a staple in South Indian households, where it is made with a base of tart fruit such as tamarind or kokum, and seasoned with local spices. The Anglo-Indian soup 'mulligatawny' traces its name to the Tamil words for pepper water, showing rasam's influence beyond India.

How is Rasam made?

To make rasam, a tart base is prepared by soaking tamarind or kokum in water, or by using dried mango or lemon juice. This is simmered with tomatoes and sometimes a small amount of cooked lentil stock. Spices such as cumin, black pepper, turmeric, and chilli powder are added, along with jaggery for a touch of sweetness. A tempering of mustard seeds, curry leaves, garlic, and shallots is often fried in oil and poured over the soup. The finished rasam is thin, aromatic, and served hot.

How and when is Rasam eaten?

Rasam is commonly served as part of lunch or dinner in South India, usually with plain rice. It is poured over rice or sipped as a soup. In a traditional meal, rasam follows sambar rice and may be accompanied by vegetable sides. The dish is valued for its lightness and is often eaten daily. Commercially, ready-to-drink versions and rasam pastes are available, but homemade rasam remains a household staple.

Kinds of Rasam

There are many regional and household versions of rasam, each using different tart bases such as kokum, malabar tamarind, dried mango, or lemon. Some recipes include more lentils for a thicker texture, while others are almost clear and watery. The choice of spices and garnishes also varies, with some versions using garlic, others omitting it, and some adding jaggery for sweetness. Anglo-Indian mulligatawny is a related soup inspired by rasam.

What Rasam means

Rasam is a daily dish in many South Indian homes and is an essential part of the traditional meal structure. It is valued for its light, tangy flavor and is often considered comforting and easy to digest. While not tied to specific festivals or religious occasions, its presence at the table is a marker of South Indian culinary identity. The dish has also influenced Anglo-Indian cooking, as seen in the creation of mulligatawny soup.

Questions people ask about Rasam

Good reading and sources

• Rasam (dish) on WikipediaEncyclopedia
• More photos on Wikimedia CommonsPhotos
• Wikidata recordOpen data