In large bowl, stir together flour, sugar, baking soda and salt. In another bowl, combine the eggs, bananas, oil, buttermilk and vanilla. Add toflour mixture stirring just until blended. Fold in nuts
Pour into a greased9 in. x5 in. loaf pan. Bake at325 degrees for 65 minutes or until a toothpick comes out clean. Cool on wire rack.