Cream together butter and sugar. Add eggs, banana, vanilla, flour, baking powder, salt and butter milk. Fold in chopped pecans and chips.
Pour into 2 greased 8" - 4" pans.
Bake in 350 oven for 45 - 50 minutes.
For Frosting - mix together
1/4 - 1/2 c. mashed banana
1 1/4 c. powdered sugar
1 tsp. lemon juice
pour over warm bread
garnish with chopped pecans