Preheat oven to 350 degrees.
Line a cookie sheet with parchment paper or spray with cooking spray.
In a large bowl, mix bananas, peanut butter, canola oil and brown sugar together until smooth.
Add egg and vanilla and mix until combined.
In a separate bowl, combine oats, flour, baking powder, baking soda and salt.
Slowly add oat mixture into banana mixture and stir until everything is combined.
Fold in chocolate chips
Place tablespoonfuls of dough on cookie sheet and bake 10 – 12 minutes, until cookies are slightly golden.
Let cool on baking sheet for 5 minutes, then transfer to cooling rack to cool completely.