Blackberry Lemon Dump Cake (Easy Dessert Recipe!)

A plate of Blackberry Lemon Dump Cake topped with a scoop of vanilla ice cream sits on a white and gray plate, placed on a blue and white striped napkin. Lemon slices and a baking dish are in the background.

A plate of Blackberry Lemon Dump Cake topped with a scoop of vanilla ice cream sits on a white and gray plate, placed on a blue and white striped napkin. Lemon slices and a baking dish are in the background.