Preheat the oven to 350°F (175°C)
Grease a 9×5-inch loaf pan
Mash 3 ripe bananas in a bowl
Mix 1/2 cup melted butter with 3/4 cup sugar
Add 2 eggs and 1 teaspoon vanilla extract
Stir in the mashed bananas
In a separate bowl, combine 1 1/2 cups all-purpose flour, 1 teaspoon baking soda, and 1/2 teaspoon salt
Add the dry ingredients to the wet ingredients
Mix until just combined
Pour the batter into the prepared loaf pan
Bake for 50 to 60 minutes
Check doneness with a toothpick
Let the bread cool in the pan for 10 minutes
Remove from the pan and cool completely on a wire rack