Fold the chocolate-butter mixture into the sugar/eggs and then fold in the flour; then lastly the walnuts. Make sure everything is mixed in well for an even batter.
Pour into the baking tin.
To make the Chavroux mixture, beat the cheese together and then gradually add in the eggs.
Pour the Chavroux mixture over the chocolate base into the tin.
Place the dish in the middle of the preheated oven and bake the cheesecake brownies for about 40 minutes.
Then raise the temperature to 180°C and bake for another 15 minutes.
Take them out and let them cool in the dish.