Preheat the oven to 180 degrees
Prepare the cake tin and keep aside

In a bowl beat together eggs, sugar, butter, flour and baking powder

In a separate bowl mix water and cocoa powder till it is a thick paste
Add cocoa paste to cake batter and beat till it's a smooth batter Pour the batter into prepared tin

Bake for 30 Minutes or till it leaves the side of the tin
Keep it aside to cool it completely before icing

For chocolate ganache take cream and chocolate in a bowl
Microwave for 40 minutes and mix well till a smooth paste
Let it cool till it thickens a little

Pour the ganache on the cooled cake and spread it evenly on top
Sprinkle raisins and granulated sugar on top
Enjoy with tea or in parties with family and friends