Banana Cake

1/2 cup shortening
1 1/2 cups sugar
2 cups cake flour
1 tsp. baking powder
1 tsp. soda
3/4 tsp. salt
2 eggs
1/2 cup buttermilk
1/4 cup milk
1 tsp. vanilla
1 cup mashed bananas

Cream butter and sugar until light and fluffy. Add whole eggs one at a time, beat after each addition. Blend in vanilla. Sift dry ingredients together and add alternatively with milk. Fold in mashed bananas last. Pour into two 8-inch layer pans. Bake at 375 degrees.