Ingredients
Method
- Preheat oven to 350 degrees.
- Dump blueberries and sugar into 9-by-13-inch baking dish. Stir together.
- Sprinkle cake mix over the fruit. Slice butter and distribute over the surface of the cake mix.
- Bake for 45 minutes to 1 hour (until cake is lightly golden brown and no batter comes out after a toothpick test).
