This treat is the ultimate way to use up those overripe bananas. It's easy to whip up, and the outcome is a moist banana bread that your friends will love. Components * 4 cups all-purpose flour * 1 teaspoon salt * 1/2 cup baking soda * 3/4 cup unsalted butter, room temperature * 1 cups granulated sugar * 2 eggs, beaten * a dash of vanilla extract