Semi Homemade Blueberry Cinnamon Bar RecipeHere is all you need:
1 box blueberry muffin mix made to package instructions
1 cup fresh blueberries
cinnamon and sugar mixture for topping
Mix the blueberry muffin mix to package instructions and fold in
1 cup fresh blueberries.
Grease a brownie sized pan 12 x 9 and pour the mixture into the pan. Sprinkle with cinnamon sugar.
Bake at 350 preheated oven until middle is set around 25 to 30.
Cool and cut into squares.
Note: for cinnamon sugar add 2 tablespoons cinnamon to 1/2 cup sugar and place in a plastic zip lock bag and shake until blended.