Step 1

Add the melted butter and one cup of chocolate chips to a large bowl. Microwave on short bursts at low power until mostly melted then stir together until smooth.

Step 2

Immediately dump in the cocoa powder and salt then mix until fully incorporated.

Step 3

Mix in the white and brown sugars then add eggs and yolk, vanilla and coffee then mix until smooth.

Step 4

Drop in the flour and mix until almost combined then fold in the remaining chocolate chips

Step 5

Add the room temperature cream cheese to stand mixer fitted with a whisk attachment and mix at medium speed for 3-4 minutes.

Step 6

Reduce speed to low and slowly add sugar, then salt and vanilla.

Step 7

Add eggs one at a time, allowing each to incorporate before adding the next. Scrape the bowl down and mix once more.

Step 8

Add the cheesecake mixture to the brownie base and spread out

Step 9

Add chocolate-cheesecake spread with a skewer.

Step 10

Bake at 350F for 10 minutes then reduce oven temperature to 325F and bake another 35 minutes. Enjoy!