1In a mixer beat together butter, brown sugar, eggs, and vanilla extract. Mix till light and fluffy.
2To the butter mixture add the flour, baking powder, baking soda, and salt. Mix again.
3To the flour mixture add buttermilk and mix.
4Than add the ripe bananas to the buttermilk mixture and mix.
5Oil a 9 x 13 glass pan.
6Bake at 350 degrees for 25 minutes.
7Let the cake cool for 10 minutes.
8To make the icing use a stand up mixer and add softened butter, salt, cream cheese, and ripened bananas. Than add the powdered sugar, lemon juice, and vanilla extract. Mix well If frosting is not thick enough add a little powdered sugar.
9Than frost your cake and add the nuts you are done!