Melt jaggery with little water. Add the powdered cardamom to it and when the jaggery is completely melted add shredded coconut and stir them nicely till thick

Cut the kerala bananas into slices or small pieces add little shredded coconut and sugar and keep them aside

Clean banana leaf and with help of hand press the kneaded dough into the leaf and then top them with coconut mixture and further top them with banana mixture. And close them.

In a steamer steam them for 15 to 20 min till done. Serve them as a filling snack or a healthy dessert.