Ingredients:

1 cup White Sugar
1/2 cup Butter, unsalted
2 Eggs
11/2 cup All Purpose Flour
1 tsp. Vanilla Extract
4tbsp Buttermilk
1tsp Baking Soda
3 Mashed bananas
1 cup chopped nuts (pecans or walnut)
1 pinch salt

Preparation:

Pre-heat oven at 350 degree Fahrenheit (175 degree Celsius). Grease and flour the cake pan.
In small bowl mix together flour, baking soda and salt.
Separate the egg and keep aside.
Cream butter and sugar. Add egg yolks and vanilla extract beating well. Mix in the mashed bananas. Add flour mixture alternately with the buttermilk to the creamed mixture.
Mix only to combine, and not too much.
Stir in the nuts.
Beat the egg whites until stiff.
Fold the batter in the egg whites.
Pour the batter into the pans.
Bake at 350-degree Fahrenheit for 30 minutes or until test done.
Remove from oven and cool it.