01 -
Preheat oven to 350°F. Grease a 9x5-inch loaf pan or line with parchment paper to facilitate release after baking.
02 -
In a large mixing bowl, use a fork or potato masher to thoroughly mash the ripe bananas until smooth with minimal lumps.
03 -
Stir melted unsalted butter into the mashed bananas, then add granulated sugar and mix until the mixture is homogenous and slightly lightened in color.
04 -
Beat in eggs, adding one at a time and fully incorporating each before adding the next. Mix in pure vanilla extract.
05 -
In a separate bowl, whisk together all-purpose flour, baking soda, salt, ground cinnamon, and ground nutmeg until evenly blended.
06 -
Gradually fold the dry mixture into the banana mixture, mixing gently until no visible streaks of flour remain. Do not overmix.
07 -
If using, fold in chopped walnuts or pecans, ensuring even distribution throughout the batter.
08 -
Transfer batter to prepared loaf pan and spread evenly. Gently tap the pan on the countertop to release large air bubbles.
09 -
Bake in preheated oven for 55 to 65 minutes, or until a toothpick inserted into the center emerges clean or with a few moist crumbs attached.