Combine mashed bananas, butter, and beaten eggs in a medium mixing bowl. Whisk and blend well.
In a separate bowl combine the flour, salt, baking soda, and cinnamon -mix well
Stir the dry ingredients into the wet, mix well add the chopped nuts
Pour batter into well-greased loaf pan and bake in preheated oven for 1 hour to 1 hour 15 minutes. Bread is done when a toothpick comes out when inserted into the middle of the bread.