Preheat your oven to 350F.
Start by creaming your butter and sugars together on low for 2 minutes.
Add in your egg, banana and vanilla and combine low speed for another 2 minutes.
Add in your flour, baking soda, baking powder and salt and fold to combine.
Add in your chocolate chips and fold till combined.
Scoop onto a lined baking sheet and bake on 350F for 10-12 minutes.
