
It doesn't get more decadent than cookies-and-cream, and Decadent Dump Cake knows that! In fact, it's going to indulge you with a layer of sandwich cookies under layers of creamy icing, buttery and chocolatey cake, and even some melty cookies-and-cream candy bars! Yes really! Decadent Dump Cake knows how to bring the luxury without the hassle, and your tastebuds will be the first to appreciate it!
Preheat the oven to 350 degrees F.
Thoroughly spray a 9x13-inch baking dish with cooking spray.
Place the sandwich cookies in a single layer in the bottom of the dish.
Pour the condensed milk over the sandwich cookies
Spoon the frosting over the sandwich cookies, then spread it out evenly.
Pour the cake mix in an even layer over the frosting.
Evenly place the butter chunks on top of the cake mix.
Bake the cake for 40 minutes.
Transfer the cake from the oven and scatter the candy bar pieces on top.
Allow the cake to cool for 1 hour.
Slice and serve.