Preheat oven to 350°
Add a stick of room temp (or warmed) butter to your food processor OR in a large mixing bowl
Add in brown sugar and granulated sugar and blend until smooth and fluffy.
Add eggs and vanilla and continue to blend
Add in bananas blend until smooth
Once all the wet ingredients have been added blend in salt, cinnamon, baking soda and baking powder.
Gradually add in flour until blended and smooth.
If you want to add chocolate chips or walnuts add them and pulse your processor a few more times.
It's ready for the oven! Spray an 4x8 loaf pan OR several mini loaf pans and fill about ⅔ of the pan with an even layer of batter.
Bake at 350° for about 25 minutes for mini loafs OR 40 minutes for a 4x8 inch pan. Bake until a toothpick can be inserted into the center and comes out clean.