Peel bananas and add them to a bowl and mash well.
Combine the flour, sugar, salt, and baking powder.
Mix together the mashed banana and the flour mixture.
Mix in the vanilla extract.
In a deep pot, heat your oil to about 360 degrees.
Drop scoops of the banana mixture into the hot oil, making sure not to overcrowd the pot.
Fry mixture until brown on both sides and cooked through.
Remove from oil, and place on paper towels to drain off any excess oil.
Sprinkle batch with powdered sugar and cinnamon
Serve hot