原料
1/4 cup white sugar 1/4杯白糖 1 teaspoon ground cinnamon 1茶匙玉桂粉 3/4 cup butter 3/4杯牛油 2 cups white sugar 2杯白糖 3 eggs 3只蛋 6 very ripe bananas, mashed 6条熟透香蕉，捣成酱 1 (16 ounce) container sour cream 1盒（16 安士）酸奶油 2 teaspoons vanilla extract 2茶匙香草精 2 teaspoons ground cinnamon 2茶匙玉桂粉 1/2 teaspoon salt 1/2茶匙盐 3 teaspoons baking soda 3茶匙疏打粉 4 1/2 cups all-purpose flour 4 1/2杯中根面粉 1 cup chopped walnuts (optional) 1杯合桃仁
步骤
1、预热焗炉华氏300度。 Preheat oven to 300 degrees F (150 degrees C). 2、先将4个7X3吋长型蛋糕盆涂上薄牛油。 Grease four 7x3 inch loaf pans. 3、小容器内，将1/4杯白糖、1茶匙玉桂粉均匀后，轻洒上已有牛油的蛋糕盆。 In a small bowl, stir together 1/4 cup white sugar and 1 teaspoon cinnamon. Dust pans lightly with cinnamon and sugar mixture. 4、大容器内，先将湿材料、牛油打溶，加入2杯白糖搅匀。然后加入蛋、香蕉酱、酸奶油、香草精、玉桂粉。 In a large bowl, cream butter and 2 cups sugar. Mix in eggs, mashed bananas, sour cream, vanilla and cinnamon. 5、再将干材料、盐、疏打粉、中根面粉搅匀，分三至四次加进湿材料。最后一次加入合桃仁。把搅好的粉浆分别加进蛋糕盆。Mix in salt, baking soda and flour. Stir in nuts. Divide into prepared pans. 6、焗大约1小时，直至牙签插入饱中，抽出没有湿材料黏着即完成。待凉后切片。Bake for 1 hour, until a toothpick inserted in center comes out clean.
