We include the oven to 150C degrees. Divide the egg whites from the yolks in a jug and be careful not to fall into them yolk or water. Stir them on snow with a mixer or by hand, add the sugar to the egg whites and whip well. Then add the yolks - one at a time. Add the oil and hot water, which serves as a raising agent. Add two bananas - in this case the picture is banana cake (or coconut, apple or whatever we decide to put) and then the flour. Put in the form of cake, 20 cm diameter - the easy to open side on greased baking paper. Put in the oven and increase of 150C to 180C degrees. Bake approximately 45-50 minutes to bake. Try with a toothpick, if traces remain as spiking. On a water bath melted chocolate and put margarine, leaving him little redichak and after we removed the base watering it with him. If you can pierce with a pencil or knife the base, to penetrate into the chocolate in the base. After tightening chocolate sprinkle it with powdered sugar and put figures to decorate and store in the refrigerator. * This is the original recipe for sponge cake - no bananas naturally. If you divide the sheet of 3 the base, you can make a cake, and if you pour in the cake pan will get a perfect cake. It is very important during baking to not open the oven at least 30 minutes after you put it.