01 -
Preheat your oven to 350°F (175°C). Line an 8 x 8-inch baking pan with parchment paper and lightly spray with cooking spray. Set aside.
02 -
In a large bowl, whisk together melted butter, brown sugar, granulated sugar, and salt until well combined.
03 -
Add the egg and vanilla extract, whisking just to combine.
04 -
Stir in mashed banana until smooth, then gradually mix in the flour until fully incorporated.
05 -
Pour the batter into the prepared pan and smooth the top.
06 -
Bake for 25 minutes or until the center is set and a toothpick comes out clean. Let the brownies cool completely in the pan before adding the topping.
07 -
For the ganache, place the chopped chocolate in a heatproof bowl. In a small saucepan, bring the heavy cream to a boil, then pour it over the chopped chocolate.
08 -
Let sit for 1-2 minutes, then stir until the chocolate is melted and smooth. Stir in creamy peanut butter until fully combined and velvety.
09 -
Slice the bananas in half lengthwise and arrange them evenly over the cooled brownies.
10 -
Pour the chocolate peanut butter ganache over the bananas, ensuring they are fully covered. Place the brownies in the fridge for 15 minutes to firm up the ganache.