Preheat oven to 350 degrees.
Spray a cookie sheet with non-stick spray or line it with parchment paper or a splat.
Combine banana and oats in a medium bowl. Fold in the chocolate chips
Using small cookie scoop, place on prepared baking sheet.
Bake for 15 minutes, until cookies are firm and lightly browned.
Remove from cookie sheet and let cool completely on cooling rack.