Ingredients   For the cake (Recipe makes one cake. You will need to make a second cake for this recipe) 1 cup self rasing flour sifted 1/3 cup cocoa, sifted 1 cup caster sugar 1/3 cup butter, soften 1/2 cup milk 1 tsp vanilla paste 2 eggs (lightly beaten)   For the filling 750g mascarpone cheese 200ml double cream 50g...