DirectionsPreheat oven to 350 degrees F (175 degrees C).
In a large bowl, cream together the butter, brown sugar and white sugar until light and fluffy.
Add the eggs one at a time, beating well with each addition, then stir in the vanilla, bananas and peanut butter.
Combine the flour, baking powder, baking soda and salt; gradually stir into the creamed mixture.
Finally, stir in the rolled oats and chocolate chips.
Drop by rounded spoonfuls onto an unprepared cookie sheet.
Bake for 8 to 10 minutes in the preheated oven.
Allow cookies to cool on baking sheet for 5 minutes before removing to a wire rack to cool completely.