List Of Red Velvet Cake Mix Cookie Bars References. Bake 15 to 18 minutes or until set and a toothpick inserted in center comes out clean. Web how to make red velvet cake mix cookie bars.

Web add cake mix, ⅓ cup of canola oil, and 2 eggs to a large mixing bowl. Spray an 8×8 inch pan with nonstick cooking spray or line with parchment paper. Web preheat oven to 350 degrees f.