Learn how to make your own Cookie Bars with just a box of cake mix and 4 simple ingredients! These cake mix cookie bars are ultra-moist with a soft, tender crumb that just melts-in-your-mouth! Overflowing with melty-rich chocolate chips and reminiscent of those famous giant cookie cakes at the mall, you will fall in love with this easy cookie bar recipe!
You can customize this delicious dessert recipe by using your favorite cake mix and cookie mix-ins (think: sprinkles, M&M’s, caramels, or chocolate chips and more)! Continue to read on for tips and tricks for making the easiest cake bars with cake mix! And don’t miss the comprehensive step-by-step photos in the middle of the post!

Hi, friends! I hope you are a lover of all things cookie-related, because today I’m sharing the recipe for the best cake mix cookie bars. These yummy white cake mix bars feature all the same goodness found in traditional chocolate chip cookies, just super-sized into bar form! If you are planning a celebration or simply want to have sweet treats on hand for when the sugar craving strikes, these cake bars fit the bill. If you have boxes of cake mixes sitting in your pantry (like me!), this is the perfect time to take them out and make a delicious cookie treat! So, grab your apron and let’s start baking!
Cake Mix Cookie Bars: recipe overview
This simple cookie bar recipe is made of white cake (or any cake mix!) along with instant pudding mix, eggs, vanilla extract, and oi...