01 -  Preheat the oven to 180°C (350°F). Lightly grease a 24 cm (9-inch) round baking dish with butter or oil. 
 02 -  Arrange the pitted and halved mirabelle plums evenly in the bottom of the dish. 
 03 -  In a mixing bowl, whisk together the eggs, milk, applesauce, ground almonds, flour, vanilla extract, and almond extract until smooth and well combined. 
 04 -  Pour the batter gently over the plums. Sprinkle sliced almonds evenly over the top. 
 05 -  Bake for 30 minutes, or until the clafoutis is puffed, set, and lightly golden. 
 06 -  Allow to cool slightly before serving warm or at room temperature.