01 -
Preheat the oven to 350°F (175°C) and grease a 9x13-inch baking dish.
02 -
In a large mixing bowl, mix melted butter and brown sugar until smooth.
03 -
Beat in the eggs one at a time, then stir in the vanilla extract.
04 -
In a separate bowl, whisk together flour, baking powder, and salt.
05 -
Gradually add the dry ingredients to the wet mixture, mixing until just combined.
06 -
Fold in the sliced bananas and chocolate chips.
07 -
Spread the batter evenly in the prepared baking dish.
08 -
Bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean.
09 -
Allow the bars to cool before cutting into squares and serving.