Kali mirch, also known as black pepper, is a popular spice in Indian cuisine. It is made from the dried fruit of the black pepper vine, which is native to India. Kali mirch has a pungent taste and is used to add flavor and heat to many dishes. It contains an active compound called piperine, which has been shown to have various health benefits, including improving digestion and acting as an antioxidant. Kali mirch is an essential spice in Indian cooking and is often used in spice blends such as garam masala.