Optional - Peel bananas, cut into pieces and let sit out for 6 - 8 hours.
Preheat oven to 325.
Hand mix 3 ripe bananas, 3/4 cup vegetable oil and 2 eggs.
Mix the 3/4 cup sugar, 2 cups flour, 1 tsp baking soda, 2 tsp vanilla, 1 tsp rum extract, 1/2 tsp baking powder and 1/2 tsp salt into the banana mixture.
Mash 1 banana manually and fold it into the banana mixture.
Grease the pan with butter on all sides.
Pour into the greased pan.
Bake for 60 minutes.
Turn the oven off.
Crack the oven door and let cool for 20 minutes.
