Healthyish Blueberry Dump Cake - cooking recipe

Ingredients

1 pint blueberries
1 (18 ounce) box cake mix (any flavor)
3/4 cup buttermilk
1 dash cinnamon
1/2 cup sugar

Preparation

Preheat oven to 350 degrees.
Grease a 9 X 13 pan.
Rinse blueberries and let drain in a colander.
Dump blueberries into pan, dump sugar over them, sprinkle some cinnamon over top, dump cake mix over blueberries-sugar mixture.
Shake pan to evenly distribute.
Pour buttermilk over cake mix- tipping pan to evenly distribute.
Sprinkle cinnamon and a teaspoon of sugar over top.Do not stir.
Bake in oven until top is light brown and blueberries start top poke through.
Should look solid and cakey- not wet.
Oven time could be between 20-35 minutes.