Step 1

Preheat oven to 350°F.

Step 2

Mix brownies from package according to package directions. Spread mixture on the bottom of a 9-inch greased springform pan.

Step 3

Bake the brownie mixture for 30 minutes. Remove from oven.

Step 4

Add cream cheese, eggs, sugar and vanilla to a large bowl. Beat together until smooth. Spread on top of baked brownie mixture.

Step 5

Reduce heat to 325°F. Bake for 50 minutes or until the cheesecake is set and jiggly.

Step 6

Let cool completely before removing from pan. Serve with chocolate sauce, if desired.