Pecan Pie Dump Cake is a rich, gooey, and buttery dessert that combines the sticky sweetness of pecan pie with the ease of a “dump and bake” cake. It bakes into a caramel-like pecan layer topped with a golden, cakey crust and is especially popular for holidays, potlucks, and any time you want a warm dessert that tastes like you worked much harder than you did.
Why this dump cake works
This recipe follows the classic dump cake formula—layered, not mixed—but uses a pecan pie–inspired base instead of fruit filling. The melted butter and pecans form a rich foundation, the brown sugar mixture creates a gooey, caramel-like syrup, and the dry yellow cake mix on top bakes into a crisp, buttery topping.
Unlike traditional pecan pie, there’s no crust to roll out or custard to temper. Everything is layered directly in the pan: