Preheat oven to 350°F; line a 13-x 9-inch pan with parchment (grease pan to make parchment stick easily). Lightly grease parchment paper & sides of pan

Cut 1/2 of the cookie dough roll into 1/2 inch slices; store or bake the rest of the cookies as you wish

Arrange cookie dough slices in a single layer in pan

With lightly floured hands, press & pinch dough together to completely cover bottom of pan

Lightly press peanut butter sandwich cookies in a single layer onto cookie dough

Prepare brownie mix according to package directions; pour over cookies

In a small bowl, beat cream cheese and sugar with a mixer on medium speed until smooth. Add egg, peanut butter and vanilla, beating until blended. Drop mixture by tablespoonfuls onto brownie batter; swirl batters together with a butter knife

Bake 50 to 60 minutes or until the center is puffed and set.

Cool, cut and enjoy!