Preheat oven to 350.
Prepare muffin tin (12 count) with cooking spray, oil, butter or liners.
In large bowl combine dry ingredients, mix well. A fork works best here to break down the brown sugar.
In another bowl combine bananas, coconut oil, apple sauce and vanilla.
Add dry ingredients to wet and stir until blended.
Fold in blueberries.
Bake 15-20 minutes until toothpick comes out clean when poked in the center. Mine go 18 minutes for perfection.