https://www.foodkingcostplus.com/Recipes/Detail/5654/Philadelphia_Cheesecake_Brownies
Yield: 24 servings
Prepare brownie mix as directed on package. Pour into greased 13x9 inch pan. Mix cream cheese, sugar and vanilla with electric mixer on medium speed until well blended. Add egg; mix until blended. Pour over brownie mixture; cut through batter with knife
for marbled effect. Bake at 350 degrees for 35-40 minutes or until mixture is slightly browned. Cool and cut into squares.
Please note that some ingredients and brands may not be available in every store.
https://www.foodkingcostplus.com/Recipes/Detail/5654/Philadelphia_Cheesecake_Brownies