Here are the products required: 1 kg plums 100 g butter1 cup flour / 150 g /1 cup sugar4 eggs1 baking powder1 vanillapowdered sugar / optional / Method of preparation: Clean the plums, arrange them in a medium baking dish. Add the butter and put them in the preheated oven. Separate the egg whites from the yolks. Beat the egg yolks with the sugar, flour, baking powder and vanilla. Whip the whites to snow, and then carefully add them to the rest of the mixture. Pour that evenly over the plums. Bake until ready. Finally, turn the cake onto a large plate and serve when cool, sprinkle with powdered sugar / optional /.
