Melt butter and chocolate using double boiler method. Let it cool for a a couple of minute

Pour the brown sugar into dark chocolate and stir well. Add in 2 egg one at a time. Pour in vanilla extract and stir until combine

Pour all-purpose flour and cocoa powder into the mixture and stir well. Do not overmix

On the other bowl, mix cream cheese and sugar until it fluffy. Then, add egg and vanilla extract.

Pour brownies mixture into 8x8 inch tray and keep 1/4 cup for the decoration. Then pour cheese mixture on top of brownies mixture. Put the leftover brownies mixture in between cheese mixture and make swirl movement.

Bake at 160C about 20-30 min. Do not over bake