Step 1

Preheat oven to 350ºF. Line baking sheets with parchment paper.

Step 2

In the bowl of an electric mixer, beat the butter and granulated sugar until well combined and fluffy, about 2 minutes. Beat in the egg, mashed banana and vanilla extract until combined.

Step 3

Mix flour, baking powder, salt and baking soda and gradually add to the creamed mixture. Stir in the chocolate chips.

Step 4

Scoop the dough onto the prepared baking sheets. Bake 10-14 minutes, or until the edges are lightly browned.

Step 5

Cool for 5 minutes before removing to wire racks to cool completely.