Follow these clear steps to create your Classic Moist Banana Bread:

1. Preheat the Oven: Set your oven to 350°F (175°C) and grease a 4×8 inch loaf pan.
2. Mash the Bananas: In a mixing bowl, mash the ripe bananas using a fork until smooth.
3. Mix Butter: Stir the melted butter into the mashed bananas until well combined.
4. Add Baking Soda and Salt: Sprinkle the baking soda and salt over the mixture and stir in.
5. Mix Sugar and Egg: Add the granulated sugar, beaten egg, and vanilla extract. Mix until completely combined.
6. Incorporate Flour: Gradually add the flour, stirring gently until just combined. Be careful not to over-mix.
7. Optional Ingredients: If desired, fold in the walnuts or chocolate chips into the mixture.
8. Pour into Loaf Pan: Transfer the batter to the greased loaf pan, smoothing the top.
9. Bake: Place in the preheated oven and bake for 60-70 minutes. Check doneness with a toothpick inserted into the center.
10. Cool: Once done, remove from the oven and let the bread cool in the pan for 10-15 minutes. Then transfer to a wire rack to cool completely.

This step-by-step guide will ensure you create a flawlessly moist banana bread that is sure to impress.