2
Preheat oven to 350 degrees. Grease and flour two 9-inch round cake pans; set aside.", "In a small bowl, sift together flour, baking soda, and salt.", "In a large bowl, cream butter with a mixer on high speed for about a minute. Gradually add brown and granulated sugars and mix until light and fluffy, about 3-4 minutes.", "Add eggs one at a time, beating well after each addition. Mix in the bananas.", "Add flour mixture alternately with the buttermilk, beginning and ending with the flour mixture. Pour batter into prepared pans and smooth tops with a spatula.", "Bake for 25-30 minutes, or until a toothpick inserted in the center of the cake comes out clean. Remove from the oven; cool in the pans for 10 minutes before turning onto cake racks. Cool completely before frosting.", "FOR THE FROSTING: