In a bowl mix together water and gelatin and allow it to bloom for five minutes.
In a sauce pan, mix together water, sugar, condensed milk and bring the mixture to boil.
Switch off lame and add the gelatin to it.
Once the gelatin is dissolved, add the vanilla essence and mix well.
Pour this hot mixture over chopped dark chocolate.
Once the chocolate melts, add cocoa powder and whisk well.
Allow the mixture to cool.
When the temperature is 32°C, pour it through a sieve in a pouring jug.
Now place the cake on a baking tray and a small cake tin.
Pour the glaze evenly on the cake so that it covers all the sides.
Remove the excess dripping glaze with a spatula and gently place it on a cake board.
Place the chocolate flower on top of the cake.
Freeze it for two hours before slicing it.