Preheat oven to 350°F. Make banana purée by mashing the bananas with a fork until smooth. Whisk in the peanut butter, milk, vanilla, honey and egg. Add the remaining ingredients and stir until well combined.

Drop dough onto a cookie sheet that has been sprayed or lined with parchment paper. Bake 13 to 16 minutes or until pale golden brown. Cool for 5 minutes.