Take fresh coconut in a mixer jar, add a cup of water and grind it to fine puree. Pour this over fine strainer, squeeze and obtain thick coconut extract.
Next add squeezed cocconut in to mixer jar along with a cup of water. Grind and strain again to obtain thin coconut milk.
In a small bowl add rice powder and 1/4 cup of water, mix together to make thcik rice powder paste.
Next heat thin coconut milk in a pan, include rice powder to paste to it stirring continuously. When rice powder cooks, cocont milk thickens.
Meanwhile coarsely grind the pineapple pieces without adding any water. Add powdered jaggery to the cooked coconut milk in the pan, let it dissolve completely.
Next pour pineapple puree to the pan, mix well and continue cooking.
Finally when it is boiling pour thick coconut milk, let it boil, switch it off.
Sprinkle some cardamom powder and garnish with ghee roasted cashews plus raisins. Yummy pineapple payasa is ready to serve as dessert.