2 c. cake flour
1/4 tsp. salt
1 tsp. baking powder
1/2 tsp. baking soda
1/2 c. butter or shortening
1 1/2 c. sugar
3 eggs
1/4 c. sour milk or buttermilk
1 tsp. vanilla
1 c. banana pulp
1 tbsp. lemon juice
1/2 c. chopped walnuts

Sift flour once. Add salt, baking powder, and baking soda. Sift 3 times. Cream butter. Add sugar gradually. Cream mixture well (beating after each addition). Add a little flour, milk, and vanilla. Mix lemon juice with banana pulp. Add alternately with remaining flour (beating batter hard after each addition). Add nuts. Bake in 2 (9 inch) layers at 375 degrees for 25 to 30 minutes. Cool and frost as desired.

To sour fresh milk, add a tablespoon of fresh lemon juice or distilled white vinegar to a cup of room temperature milk; stir and let stand 5 minutes.