Mix together the flour, baking powder, salt and sugar in a large mixing bowl then set it aside.
In a separate bowl, mash together the bananas, the milk, egg and melted butter.
Mix together the wet and dry ingredients, then stir in the nuts. Allow the batter to rest at room temperature for 30 minutes.
Coat large saute pan with oil, heat on low-medium heat for about 3 minutes.
Scoop batter into the pan to form pancakes. Cook the pancakes on one side until bubbles appear in the center, then flip them once and continue cooking them until they are no longer doughy in the center.
Serve with your favorite toppings: additional nuts & bananas, whipped cream, butter, or syrup.