This makes a big 13x9 pan of brownies, using a brownie box mix. Super easy and looks gormet when you are done! (Be sure to buy the box mix that says that it . Lining the pan isn't busywork; it makes it easy to remove the brownies. Martha Stewart · Dessert & Treats Recipes; Cream-Cheese Brownies. Beat cream cheese in large bowl with mixer until creamy. Add sugar, egg and vanilla; mix well. Drop by tablespoonfuls over brownie batter; swirl gently with knife.