Sugar-Free Banana Walnut Cake

Prep: 15 min Cook: 20 min Serves: 12 Cuisine: American

A moist and flavorful banana walnut cake with warm cinnamon notes, perfect for a healthy treat or snack, suitable for those avoiding added sugars.

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Ingredients

  • 2 c. plain flour
  • 3/4 c. water
  • 3 large eggs
  • 1/2 c. margarine, softened
  • 2/3 c. banana, mashed
  • 2 tsp. baking powder
  • 1 tsp. soda
  • 1 tsp. cinnamon
  • 1 c. walnuts, chopped

Instructions

  1. Beat together mashed bananas and softened margarine until creamy.
  2. Add eggs and water, then beat well.
  3. Stir in flour, baking powder, soda, and cinnamon.
  4. Beat until smooth.
  5. Add chopped walnuts and mix.
  6. Spoon batter into a greased and floured 9 x 13-inch pan.
  7. Bake at 350°F (175°C) for 20 minutes or until a knife inserted in the center comes out clean.
  8. Cool the cake and then cut into squares.

Tips & Substitutions

For a lighter texture, consider using cake flour instead of plain flour. You can also substitute the margarine with unsweetened applesauce for a healthier option. If you don't have walnuts, pecans or almonds can work as great alternatives. Ensure the bananas are very ripe for maximum sweetness and flavor. Don't overmix the batter to keep the cake fluffy.

Serving Suggestions

Serve the banana walnut cake warm or at room temperature, optionally topped with a dollop of Greek yogurt or a scoop of vanilla ice cream for a delightful contrast. It pairs beautifully with a cup of tea or coffee, making it a perfect afternoon treat. Consider serving it alongside fresh fruit for a refreshing balance.

Storage & Reheating

Once cooled, store the banana walnut cake in an airtight container at room temperature for up to 3 days. For longer storage, refrigerate it for up to a week. You can also freeze individual squares wrapped in plastic wrap and then placed in a freezer bag for up to 3 months. Thaw at room temperature before enjoying.

Nutrition & Diet Analysis (per serving)

Each serving of Sugar-Free Banana Walnut Cake contains roughly 231 calories, with 3g protein, 36g carbohydrates, and 9g fat. It is a good source of calcium (14% of the Daily Value).

231 kcal 12% DV
Protein Fat Carbs

Macronutrients

Protein 3.2g 6% DV
Total Fat 8.8g 11% DV
Carbs 35.9g 13% DV
Fiber 1.1g 4% DV
Sugar 8.9g 18% DV

Electrolytes

Sodium 320.4mg 14% DV
Potassium 207.8mg 4% DV
Cholesterol 41.8mg 14% DV

Vitamins & Minerals

Vitamin A 14.9mcg 2% DV
Vitamin C 2mg 2% DV
Calcium 179.1mg 14% DV
Iron 1.2mg 7% DV
Diet fit Under 400 cal
Contains Egg Wheat/Gluten Tree nuts

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use other fruits instead of bananas?

Yes, you can substitute bananas with applesauce or pureed pears for a different flavor. However, keep in mind that the texture and moisture level of the cake may change slightly. Adjust liquids accordingly to achieve the desired consistency.

Is this cake suitable for freezing?

Absolutely! The banana walnut cake freezes well. Wrap individual squares tightly in plastic wrap, then place them in a freezer bag. When ready to enjoy, simply thaw at room temperature or warm them in the microwave for a few seconds.

Can I make this cake vegan?

To make a vegan version, replace the eggs with flax or chia seeds mixed with water, and use plant-based margarine or coconut oil. Ensure that the flour and other ingredients are also vegan-friendly. The cake may have a slightly different texture but will still be delicious!

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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