What Is Turmeric?
Turmeric (हल्दी in Hindi, बेसार in Nepali) is the dried and ground rhizome of Curcuma longa — a plant in the ginger family native to the Indian subcontinent. Its vivid golden-yellow colour comes from curcumin, the polyphenol compound that has also made turmeric one of the most studied ingredients in nutritional science. Turmeric has been cultivated in India for at least 4,000 years and is so embedded in South Asian cooking, medicine, and ritual that it is impossible to separate turmeric from Indian culture itself.
All turmeric and South Asian cooking ingredients are available at MasalaMart for UK delivery.
Is Turmeric Essential in Indian Cuisine?
Unequivocally yes. Turmeric is not an optional spice in Indian cooking — it is the default. It is added to virtually every savoury dish, often in quantities so small that it contributes almost no flavour of its own, but whose absence would be immediately noticed. Understanding why turmeric is so essential requires understanding its multiple roles in the cuisine.
The Multiple Roles of Turmeric in Indian and Nepali Cooking
1. Colour — The Visual Foundation of Indian Food
Turmeric’s most immediate role is colour. The golden-yellow hue of turmeric is the visual signature of Indian cooking — it colours dal, curries, rice, marinades, and pickles. A dal without turmeric is grey-brown and visually flat. With turmeric, it is golden and vibrant. A chicken marinade without turmeric lacks the characteristic golden skin that defines tandoori and grilled Indian meat.
In Indian food culture, colour signals care and completeness. A dish that has not been properly spiced — indicated in part by its colour — looks unfinished. Turmeric’s golden colour is part of what makes Indian food look like Indian food.
2. Flavour — Earthy, Warm, and Slightly Bitter
Turmeric’s flavour is earthy, warm, and very mildly bitter — distinctive but not dominant. In small quantities (the typical ½ tsp in a dal or curry), it contributes a background warmth and slight earthiness that supports the other spices without overwhelming them. In larger quantities, its bitterness becomes more pronounced.
The flavour of turmeric is so associated with Indian food that its absence is immediately detectable — even if the cook cannot name what is missing. It is a flavour that has become synonymous with “Indian cooking” for most people.
3. Preservation and Antimicrobial Properties
Turmeric has genuine antimicrobial properties — curcumin inhibits the growth of certain bacteria and fungi. In pre-refrigeration India, this made turmeric a practical food preservative as well as a flavouring agent. Adding turmeric to meat, fish, and vegetables extended their safe shelf life. This practical benefit has been understood in Indian cooking for millennia, long before food science could explain why it worked.
This is why turmeric appears in Indian fish preparation (rubbed onto raw fish before cooking), meat marinades, and pickles — in all cases, it is doing double duty as flavour and preservative.
4. The Dal Non-Negotiable
If there is one dish where turmeric is absolutely non-negotiable, it is dal. Across all of India and Nepal, virtually every dal recipe begins with lentils cooked in water with turmeric and salt. The turmeric is added to the cooking water from the very start — it is not an optional finishing spice but a fundamental cooking ingredient.
In Nepali cooking, the standard dal instruction is always: “rinse the lentils, add water, add turmeric, add salt, cook until soft.” Turmeric is as automatic as salt. A Nepali cook who forgot turmeric in the dal would feel something was deeply wrong with the dish.
5. Ritual and Spiritual Significance
Beyond cooking, turmeric is one of the most sacred substances in Hindu culture. It is used in wedding ceremonies — the haldi (turmeric) ceremony, where turmeric paste is applied to the bride and groom’s skin before the wedding, is a central Hindu ritual. Turmeric is offered to deities, used to draw auspicious markings, and considered purifying and protective.
In Nepali culture, turmeric (besar) is used in tika — the ceremonial forehead marking applied during Dashain and other festivals. The golden colour of turmeric is associated with the divine, with prosperity, and with auspiciousness. It is simultaneously a kitchen spice and a sacred substance.
6. Turmeric in Ayurvedic Medicine
Turmeric is one of the most important herbs in Ayurvedic medicine — used for thousands of years for its anti-inflammatory, digestive, and wound-healing properties. Haldi doodh (turmeric milk, also known in the West as “golden milk”) is a traditional Indian remedy for colds, inflammation, and general wellness that predates the Western health food trend by millennia.
The modern scientific interest in curcumin — with hundreds of studies investigating its anti-inflammatory and potential disease-modifying properties — has validated what Indian traditional medicine has always maintained: turmeric is medicine as well as food.
How Turmeric Is Used in Indian and Nepali Cooking
- Dal and lentils: Added to the cooking water from the start — standard in virtually all Indian and Nepali dal
- Meat marinades: Rubbed into chicken, lamb, and fish before cooking — adds colour and antimicrobial protection
- Curry base: Added to the onion-tomato-garlic base of virtually all Indian curries
- Rice: A pinch added to cooking water produces golden turmeric rice
- Achar and pickles: Adds colour and preservation to Indian and Nepali pickles
- Haldi doodh (golden milk): Warm milk with turmeric, black pepper, and honey — traditional wellness drink
- Pakoras and batters: Added to gram flour batter for pakoras and bhajis
Fresh Turmeric vs Ground Turmeric
Fresh turmeric root — which looks like a small orange version of fresh ginger — has a more vibrant, slightly more floral and less earthy flavour than dried ground turmeric. It is used in fresh chutneys, some South Indian dishes, and Ayurvedic preparations. Ground turmeric is more concentrated (use approximately one-third the quantity of fresh) and is the standard for everyday Indian and Nepali cooking.
Where to Buy Quality Turmeric in the UK
Quality ground turmeric from trusted Indian brands is available at MasalaMart — delivered across the UK with free delivery on orders over £50. Authentic Indian-brand turmeric has a deeper colour and more pronounced flavour than generic supermarket turmeric.