Mix the margarine, sugar, eggs, flour and baking powder into a smooth batter and spread on a deep baking sheet.
Bake at 200 ° C for 15-20 minutes.
Mix the cold pudding with the sour cream and spread on the cake. Place the drained apricots on top with a little space. Then bake the whole thing again at 200 ° C for about 15 minutes.
Prepare the icing according to the instructions and pour over the cooled cake.