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Keto Banana Bread Recipe

Dom Lorenzo
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This keto banana bread delivers the same soft, moist texture as traditional banana bread—without the carb overload. Instead of wheat flour and sugar, this version relies on almond flour, keto-friendly sweeteners, and a touch of banana extract to keep it low in carbs while still bringing out that classic banana taste. It's a great breakfast option, snack, or even dessert for anyone following a keto lifestyle.

Keto banana bread sliced showing it's texture on a wooden chopping board.
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Preparation and Cooking Overview

This low-carb banana bread takes 10 minutes to prepare and 45-50 minutes to bake. Simply mix the wet and dry ingredients, fold in optional add-ins like walnuts or sugar-free chocolate chips, pour into a loaf pan, and bake until golden brown. Let it cool before slicing for the best texture.

Chef's note

For a richer flavor, add a pinch of nutmeg or extra cinnamon. If you prefer a denser texture, reduce the eggs to three and increase the coconut flour slightly. If you like a bit of crunch, add walnuts or sugar-free chocolate chips to the batter.

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  • Prep Time: 10 minutes
  • Cooking Time: 45-50 minutes
  • Total Time: 55 -60 Minutes
  • Difficulty Level: Easy
  • Recipe Makes 10 Servings

Ingredients for This Keto Banana Bread Recipe

  • 2 cups almond flour
  • ¼ cup coconut flour
  • ½ cup erythritol
  • ½ teaspoon banana extract
  • 4 large eggs
  • ¼ cup melted butter
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking powder
  • ¼ teaspoon salt
  • ½ teaspoon cinnamon (optional)
  • ¼ cup chopped walnuts or sugar-free chocolate chips (optional)

Ingredient Substitutions

  • Butter: Use coconut oil or ghee for a dairy-free version.
  • Erythritol: You can use other keto-friendly sweeteners like monk fruit or stevia work well.

Additional Ingredients

If you want to experiment, try adding:

  • Ground flaxseeds: It brings a subtle nutty flavor that pairs well with the banana extract.
  • Nutmeg: Adding this ingredient deepens the warm, spiced notes, making the bread taste more aromatic.
  • Sugar-free maple syrup: This syrup enhances the sweetness with a rich, caramel-like undertone.

Cooking Tools Required

  • Mixing bowls
  • Whisk
  • Loaf pan (9x5 inches)
  • Spatula
  • Measuring cups and spoons

Tool Substitute Options

  • Whisk: You can use a fork if you don’t have a whisk.

How to Make Keto Banana Bread: Step-by-Step Guide

Cooking Methods

  • Baking

Preparation Steps

  1. Preheat the oven to 350°F (175°C).
  2. Grease a 9x5-inch loaf pan with butter or line it with parchment paper.

Cooking Instructions

  1. Mix wet ingredients: Whisk together eggs, melted butter, vanilla extract, and banana extract until well combined.
  2. Mix dry ingredients: In a separate bowl, whisk together almond flour, coconut flour, erythritol, baking powder, salt, and cinnamon.
  3. Combine: Slowly mix the dry ingredients into the wet mixture until a smooth batter forms.
  4. Fold in optional add-ins: Stir in walnuts or sugar-free chocolate chips.
  5. Pour and bake: Pour the batter into a greased loaf pan, smooth the top, and bake for 40-50 minutes until a toothpick comes out clean.
  6. Cool and serve: Let it cool for 10 minutes in the pan before transferring to a wire rack.

Chef's pro tip

To avoid a dry loaf, don’t overbake. Check for doneness at 40 minutes by inserting a toothpick into the center. If it comes out with a few moist crumbs but no wet batter, it’s done. If needed, bake for a few more minutes, but avoid leaving it in the oven too long, as keto baked goods can dry out quickly.

What to Serve with Keto Banana Bread

Pair this low-carb banana bread with:

  • Sugar-free maple syrup: A light drizzle enhances the banana-like flavor with a rich, caramelized sweetness, making each bite even more indulgent.
  • Keto cream cheese spread: The tangy creaminess of keto-friendly cream cheese balances the subtle sweetness of the banana bread, adding a smooth contrast in texture.
  • Nut butter (Almond or Peanut Butter): A generous spread of almond or peanut butter brings a nutty depth that complements the soft, moist crumb of the bread.
  • Whipped cream with cinnamon: A fluffy dollop of whipped cream sprinkled with cinnamon creates a dessert-like experience, adding warmth and a hint of spice.
  • Keto coffee or tea: A hot cup of keto coffee or spiced chai tea enhances the cozy, comforting flavors of the banana bread, making it perfect for breakfast or an afternoon treat.

How to Make It Healthier

  • Add chia seeds or flaxseeds for extra fiber.
  • Use unsweetened almond butter instead of butter for higher protein content.

Time-Saving Tips

  • Use muffin tins for a faster bake time (about 20-25 minutes).

What Can I Prepare Ahead of Time?

  • Mix dry ingredients ahead of time and keep in an airtight container for up to a week.

Storage and Reheating Instructions

Storage Instructions

  • Fridge: Store in an airtight container for up to 5 days.
  • Freezer: Wrap individual slices in plastic wrap and place in a freezer-safe bag (up to 3 months).

Best Reheating Instructions

  • Microwave: Warm a slice in the microwave for 15-20 seconds to soften.
  • Oven: Wrap the loaf in foil and heat at 300°F for 10-15 minutes to restore its freshly baked texture.

Recipe Wrap-Up and Conclusion

This keto banana bread gives you the comforting taste of traditional banana bread without the sugar and carbs. It’s simple to make, stores well, and makes a great breakfast or snack. Give it a try and enjoy a guilt-free treat!

Frequently asked questions

Yes, but increase the almond flour by ½ cup to adjust for the missing coconut flour.

Each slice has about 3-4 net carbs, depending on the sweetener and mix-ins used.

Yes, but it depends on the recipe. Traditional banana bread is high in carbs, but keto banana bread uses low-carb ingredients like almond flour, coconut flour, and keto-friendly sweeteners. A small amount of banana extract is used to maintain flavor without kicking you out of ketosis.

Yes, bananas are high in natural sugars and carbs, which can impact ketosis.

For banana flavor without the carbs, use banana extract or banana-flavored collagen.

Traditional banana bread is high in carbs due to flour, sugar, and bananas. However, keto banana bread is made with low-carb flours and sweeteners, reducing the total carb count to about 3-4 net carbs per slice.

Bananas are generally not considered keto-friendly because they are high in natural sugars and carbs, with a medium banana containing around 20-25 grams of net carbs. Since keto diets typically limit daily carb intake to 20-50 grams, eating a banana can quickly exceed that limit. For the full breakdown of why bananas aren’t keto-friendly—including the nutritional facts and low-carb alternatives—check out our in-depth blog post!

Keto-friendly bread options include almond flour bread, coconut flour bread, flaxseed bread, and psyllium husk bread. These alternatives are low in carbs and high in fiber, making them suitable for a ketogenic diet.

📖 Recipe

Keto banana bread sliced showing it's texture on a wooden chopping board.

Keto Banana Bread

This keto bread is soft, moist, and full of flavor, giving you the taste of classic banana bread without the extra carbs—perfect for breakfast or a snack.
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Course: Breakfast, Dessert, Snack
Cuisine: American
Prep Time: 10 minutes
Cook Time: 45 minutes
Total Time: 55 minutes
Servings: 10
Calories: 207kcal

Ingredients

  • 2 cups almond flour
  • ¼ cup coconut flour
  • ½ cup erythritol
  • ½ teaspoon banana extract
  • 4 large eggs
  • ¼ cup melted butter
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking powder
  • ¼ teaspoon salt
  • ½ teaspoon cinnamon optional
US Customary - Metric

Instructions

Preparation Steps

  • Preheat the oven to 350°F (175°C).
  • Grease a 9x5-inch loaf pan with butter or line it with parchment paper.

Cooking Instructions

  • Whisk together eggs, melted butter, vanilla extract, and banana extract until well combined.
  • In a separate bowl, whisk together almond flour, coconut flour, erythritol, baking powder, salt, and cinnamon.
  • Slowly mix the dry ingredients into the wet mixture until a smooth batter forms.
  • Pour the batter into a greased loaf pan, smooth the top, and bake for 40-50 minutes until a toothpick comes out clean.
  • Let it cool for 10 minutes in the pan before transferring to a wire rack.

Nutrition

Nutrition Facts
Keto Banana Bread
Amount Per Serving
Calories 207 Calories from Fat 162
% Daily Value*
Fat 18g28%
Saturated Fat 5g31%
Trans Fat 0.2g
Polyunsaturated Fat 1g
Monounsaturated Fat 2g
Cholesterol 78mg26%
Sodium 126mg5%
Potassium 67mg2%
Carbohydrates 7g2%
Fiber 3g13%
Sugar 1g1%
Protein 7g14%
Vitamin A 237IU5%
Vitamin C 0.004mg0%
Calcium 77mg8%
Iron 1mg6%
*

Nutritional values are estimates only and do not include carbs from sugar alcohols.

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