What is kattha?

Kattha, also known as catechu, is a natural extract derived from the heartwood of the Acacia catechu tree. It is widely used in traditional medicine and as a flavoring agent in various culinary applications, particularly in South Asia. Kattha is also an essential ingredient in the preparation of paan, a popular chewable betel leaf preparation. Additionally, it has astringent and antimicrobial properties, contributing to its use in herbal remedies.