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walnut banana bread slices on a wire rack next to a knife and linen on a light pink surface

Banana Walnut Bread

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Full of flavor this easy recipe for banana walnut bread uses extra butter and sour cream for an incredibly flavorful, rich quick bread! Step-by-step photos teach you how to bake this bread!

  • Total Time: 1 hour 10 minutes
  • Yield: 8-10 Slices 1x


Units Scale
  • 250 grams (2 Cups) All-Purpose Flour/ Plain Flour
  • 1 Teaspoon Baking Soda
  • 1/4 Teaspoon Baking Powder
  • 1/2 Teaspoon Salt
  • 6oz (3/4 Cup) Unsalted Butter, melted
  • 100 grams (1/2 Cup) Granulated Sugar
  • 100 grams (1/2 Cup) Brown Sugar
  • 2 Large Eggs, at room temp.
  • 1 Teaspoon Pure Vanilla Extract
  • 6oz (3/4 Cup) Sour Cream/ Greek Yogurt
  • 14oz (3 Large) Very Ripe Bananas (measured without peel)
  • (3/4 Cup) Roasted Walnuts, chopped
  • Optional Topping:
  • 3 Tablespoons Brown Sugar
  • 1 Tablespoon Roasted Walnuts, chopped


  1. Preheat oven to 350F/180C and grease a 9"X5" loaf pan at last three inches deep.
  2. Whisk together the flour, baking soda, baking powder, and salt.
  3. In a large bowl mix together the butter, sugars, eggs, and vanilla, make sure there are no traces of egg left behind.
  4. Add bananas and use a potato masher to mash. Add mashed banana and sour cream then mix to combine. Gently fold in the dry ingredients and chopped roasted walnuts.
  5. Pour into the prepared pan. Sprinkle optional brown sugar and walnuts on top.
  6. Bake for 55-65 minutes. or until a toothpick inserted comes out clean. Let cool for at least 30 minutes before removing it from the pan. Let cool on a wire rack. Store at room temperature unless you live in a warm climate store in the fridge. 
  • Author: Elizabeth Waterson I Confessions of a Baking Queen
  • Prep Time: 10
  • Cook Time: 60
  • Category: Snack
  • Method: Bake
  • Cuisine: American
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