This really is moist and I have been making it for 40 years. If you don't have Buttermilk, make sour milk instead.
Called Best Ever Banana Bread
Ingredients
1-3/4 cups all-purpose flour
1-1/2 cups sugar
1 teaspoon baking soda
1/2 teaspoon salt
2 eggs
2 medium ripe bananas, mashed (1 cup)
1/2 cup canola oil
1/4 cup plus 1 tablespoon buttermilk
1 teaspoon vanilla extract
1 cup chopped walnuts
Directions
In a large bowl, stir together flour, sugar, baking soda and salt. In another bowl, combine the eggs, bananas, oil, buttermilk and vanilla; add to flour mixture, stirring just until combined. Fold in nuts.
Pour into a greased 9-in. x 5-in. loaf pan. Bake at 325° for 1 hour 20 minutes or until a toothpick comes out clean. Cool on wire rack. Yield: 1 loaf.