Cake Mix Cookie Bars Thursday, May 14, 2020 JUMP TO RECIPE (CLICK HERE) My family are huge fans of these cake mix cookie bars. These are soft gooey cookie bars made with moist yellow cake mix, and have chocolate chips and M&M's! Share this post Related PostsWookie CookiesInsanely Delicious Turtle CookiesDark Chocolate Pistachio Slice & Bake CookiesEasy Decorated Christmas Shortbread CookiesLemon Bar Cookie CupsRaspberry Palmiers19 Amazingly Cute Ideas For Christmas Treats That You Can Actually MakeBeautiful Easter Cookies