Preheat Oven to 350°.
In a medium bowl, mash bananas with handheld mixer (or by hand) and mix in canned pumpkin.
Add oil, sugars, eggs & vanilla extract until smooth.
In a separate medium bowl, whisk together dry ingredients, flour, pumpkin pie spice, cinnamon, baking soda, baking powder & salt.
Combine wet ingredients with dry ingredients until smooth and combined.
Line loaf pan with parchment paper and pour in batter, smoothing out the top with a spatula.
Sprinkle top of batter with crushed granola.
Bake for 60 minutes in oven at 350°. Should be done when toothpick comes out clean and top is firm to the touch. If the top is brown too quickly add a tented piece of foil around the 40/50 minute mark.
Let cool before slicing and serve with butter.
