Rinse the papayas and khakis. Cut the papayas in half and scrape out the seeds.
Cut the khakis in half and scoop out the flesh of the fruit except for an edge of about 5 mm.
Place the pulp in a blender jug.
In the meantime, heat 100 ml of water and brew 3 tea bags with it. Pour the tea into a saucepan and cool.
Mix agar-agar into the cold tea according to package directions.
Add the scraped vanilla bean and the sugar and heat.
Pour the liquid into the blender jug and blend with the fruit.
Transfer the fruit puree to a large enough bowl and fold in the whipped cream.
Serving:
Fill the crem into the prepared fruit halves and set in the refrigerator to set in about 2 hours. Arrange the Krem in the fruit and garnish with a few berries and fresh mint, if desired. Sift the powdered sugar over the top.
* = for four to six servings