Adisha black stone flower, also known as Dagad Phool or Kalpasi, is an edible lichen spice with a unique earthy, smoky flavor. It is a fragile, dried lichen that grows on rocks and trees and is a key ingredient in many Indian dishes, especially Chettinad and Maharashtrian cuisine. It is often used in masala blends like garam masala and requires roasting to release its full aroma