Asafoetida is a most used flavouring agent in curries and dal. Its aroma will enhance the good taste and gives you a rich aroma. It has a amazing health benefits. Only a pinch enhances aroma and flavours of the food. Natural Taste and Aroma. Natural pure Heeng. Use this substitute for onion and garlic to bring a new flavour and aroma to the food you cook. Mainly used in vegetable curries and dals.