Bake this irresistible Blackberry Crumble Dump Cake at home. Made with blackberries fresh, lemon, brown sugar and yellow cake mix. Easy step-by-step ins…
This Blackberry Crumble Dump Cake relies on simple, everyday ingredients such as blackberries fresh, rinsed, lemon large, or 2 small, brown sugar and box yellow cake mix. It comes together quickly and makes 4 servings, at about 63 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Blackberry Crumble Dump Cake delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026