Prepare the Oven
Preheat your oven to 350°F (175°C). Grease and line a 9×5-inch loaf pan with parchment paper.Mash the Bananas
Place the bananas in a large bowl and mash until mostly smooth using a fork.Mix the Wet Ingredients
Add the eggs, vegetable oil, milk, and vanilla powder. Whisk until everything is well combined.Add the Dry Ingredients
Stir in the sugar, flour, and baking powder. Mix gently until no dry flour remains. Avoid overmixing to keep the bread soft.Fold in the Walnuts
Add the chopped walnuts and gently fold them into the batter.Bake
Pour the batter into the prepared loaf pan and smooth the top.Bake for 55–65 minutes, or until a toothpick inserted into the center comes out clean.Cool
Allow the banana bread to cool in the pan for about 10 minutes, then transfer it to a wire rack to cool completely before slicing.