2 1/3 c. all-purpose flour
1 2/3 c. sugar
1 1/4 c. mashed banana (about 3 med.)
2/3 c. finely chopped nuts
2/3 c. shortening
2/3 c. buttermilk
3 eggs
1 1/4 tsp. baking powder
1 1/4 tsp. baking soda
1 tsp. salt

Heat oven to 350 degrees. Grease and flour 9x13x2 inch rectangular pan, two 9 x 1 1/2 inch round pans, or three 8 x 1 1/2 inch round pans. Beat all ingredients on low speed, scraping bowl constantly, 30 seconds. Beat on high speed, scraping bowl occasionally, 3 minutes. Pour into pans.

Bake until wooden pick inserted in center comes out clean, rectangular pan 45 to 50 minutes, round pans 35 to 40 minutes. Cool. Frost with Creamy Vanilla Frosting.

CREAMY VANILLA FROSTING:

3 c. powdered sugar
1/3 c. butter, softened
1 1/2 tsp. vanilla
About 2 tbsp. milk

Mix powdered sugar and butter. Stir in vanilla and milk, beat until smooth and of spreading consistency.