Quick and easy blueberry dump cake recipe (blueberry cobbler dump cake), homemade with simple ingredients. Starts off with yellow cake mix!
Spread blueberries in a rectangular cake pan (Dimensions: 13x9).
Sprinkle sugar and cinnamon on top and mix everything together.
Spread dry cake mix on top.
Place butter slices evenly on top.
Bake for 30-40 minutes or until top is golden brown.
Serve warm with ice cream and enjoy!