Spoon the lemon drizzle over the top of the cake and leave in the tin until completely cold. Cut into slices and serve. Layering the cake batter and blueberries in the tin prevents all the fruit ...
Place in the fridge to keep cool until ready to use. To decorate: Spoon the cream cheese onto the cake swirl with a palette knife, spatula or spoon. Decorate with extra lemon zest and blueberries.