You can use an electric mixer or mix by hand.
1/2 cup [1 stick] butter, at room temperature
1 cup sugar
1/2 teaspoon salt
1 teaspoon vanilla extract
1 1/2 cups all purpose flour, sifted
1 teaspoon baking soda
1 teaspoon baking powder
3 ripe bananas, mashed.
Preheat oven to 350 degrees. Grease a 9x5-inch loaf pan. In a mixing bowl, combine butter and sugar; mix well. Add the salt, eggs, vanilla, flour, baking soda, baking powder and bananas, mix well. Pour the batter into the prepared pan and bake for 50 minutes.
This recipe comes from The Lady & Sons, Too! cookbook by Paula Deen. ISBN # 0-375-75836-4