Preheat the oven to 350°F (175°C), and butter a 4x8-inch loaf
In a mixing bowl, mash the ripe bananas with a fork until
smooth. Stir the melted butter into the mashed bananas.
Mix in the baking soda and salt. Stir in the sugar, beaten egg,
and vanilla extract. Mix in the flour.
Pour the batter into your prepared loaf pan. Bake for 1 hour to
1 hour 10