Cookies ‘n Cream Cheesecake Brownie

1: Preheat oven to 350°F (175°C) and grease an 8x8 inch pan with parchment paper.

2: Prepare the cream cheese layer by whisking cream cheese, egg, vanilla, sour cream, cornstarch, and sugar until smooth. Add Oreos and mix until combined.

3: For the brownie layer, brown butter in a saucepan over medium-low heat, stirring frequently until milk solids turn golden brown, then transfer to a heatproof bowl.

4: Add cocoa powder, olive oil, vanilla, and chopped chocolate to the browned butter mixture and mix until dissolved. Let cool for 15-20 minutes.

5: Whisk eggs and light brown sugar for 4-6 minutes until light pale, then add powdered sugar and mix until combined.

6: Combine the egg mixture with the browned butter mixture, mix until combined, then add flour and chocolate chips, mixing until just combined.

7: Transfer half of the brownie mixture to the prepared pan, add the cream cheese mixture, top with the remaining brownie batter and swirl. Add more Oreos on top.

8: Bake for 55 minutes or until edges are golden and center is slightly fudgy. Let cool completely for 5-6 hours before cutting.