Beat eggs with sugar literally 15 seconds. Then pour cocoa, flour and milk powder with baking powder. Beat the dough for 10 seconds.
Heat oven to 200 gr. Lay a baking sheet with a silicone Mat and put the dough, levelling it with a spoon. Bake the biscuit for 5-7 minutes. Meanwhile, wash and dry the plums, remove the bones. Cut the plum into thin slices.
For cream: beat cottage cheese with condensed milk. The finished cake to pull out of the oven and put the Mat on a wet, cold towel. Cream liberally lubricate our future roll and put the plates drain. Quickly roll the roll.
To the powdered sugar a squeeze of lemon juice. Stir well and pour our roll top lemon impregnation. I have 100 grams of powdered sugar left 4 tbsp of lemon juice. On top you can decorate the roll slices of plums. Allow the roll to cool completely.