Beat butter and sugar in a large mixer bowl.
Add in eggs and bananas mix well.
Add in flour, baking powder, baking soda, and salt.
Mix well then on low add in peanut butter chips.
Use a 3 tablespoon scoop for 24 large cookies, place cookie dough onto parchment lined baking sheets.
Add the turbinado sugar onto the tops of the cookies.
If you like seeing chips on top of the cookies, reserve 1/4 cup of chips instead of mixing them in, add them on top.
Bake at 375° for 11-13 minutes or until cookies are golden on the bottom and bottom edges and firm on top. Test the inside of the cookie with a toothpick it should come out clean.
Allow cookies to cool on cookie sheets.