Preheat oven to 350. Grease mini muffin tin with nonstick spray.
Add bananas to a large bowl then mash with a fork.
Mix flour, milk, and baking powder in with the banana. Stir until well combined and smooth.
Pour batter into the mini muffin tin, filling it 3/4 of each hole.
Add favorite toppings on top.
Cook in the oven for 15 mins.
Remove from oven then let cool. Serve and enjoy.