- Mash bananas, set aside 
- Mix flour, salt, cornstarch and baking soda in a bowl 
- On a separate bowl, whisk sugar, brown sugar, PB, butter, vanilla essence 
- Pour in bananas into wet ingredients, mix 
- Add in dry ingredients into wet 
- Fold in chocolate chips 
- Drop by an ice cream scoop 
- Bake at preheated 350 F for 12 mins 
- Cool on rack