Salam Mishri, also known as Misri or Rock Sugar, is a type of crystallized sugar that's commonly used in South Asian cuisine and traditional medicine. It's made by evaporating the water from sugarcane juice until it forms into crystals. Salam Mishri powder refers to crushed or powdered Salam Mishri, which can be used as a sweetener in various dishes and beverages, or even as a remedy in Ayurvedic medicine. Its sweet taste and potential health benefits make it popular in many cultures.