Start preparing the honeyed fruit: wash plums, pit them, cut them into small pieces and put them in a large pan.
Clean the rhubarb (it cleans like celery, removing the hardest external filaments) and cut it into small pieces too. Add it in the pan.
Also add the cranberries and honey.
Turn on the heat and cook for 5 minutes.
Turn off and filter the juice keeping it aside, separated from fruit.
Let it cool and, in the meantime, prepare the base of the cake.
Preheat the oven to 180 ° C.
Combine all the dry ingredients in a bowl: flour, almonds, sugar and baking powder. Mix.
Combine the liquid ingredients in another bowl: eggs, milk and melted butter. Beat with a fork.
Mix the liquid ingredients with the dry ones
.Finally add the fruit kept aside and pour the mixture into a buttered and floured 24 cm cake pan
.Bake for 30 minutes
.Remove from the oven, let the cake cool completely, then sprinkle it with icing sugar.
Cut the plums for decoration into quarters and place them in the center of the cake.
Drizzle with the preserved liquid and serve.