Banana Bread Mug Cake (Easy & Gluten Free Recipe)

Banana bread mug cake is a delightful, quick-to-make dessert that combines the comforting taste of banana bread with the convenience of a microwave mug cake.

This gluten-free treat is perfect for satisfying sweet cravings in just a few minutes.


Banana Bread Mug Cake Ingredients Infographic

The foundation of this banana bread mug cake starts with a ripe banana, which provides natural sweetness and moisture.

You can use anywhere from half to a whole banana depending on your taste preference and the recipe variation you’re following.

Next, you’ll need flour options.

Gluten-free all-purpose flour is a great choice for those avoiding gluten, while coconut flour can add a touch of extra flavor and a boost of fiber. Both options work well, so choose based on your dietary needs and taste preferences.

Baking powder is essential for giving the mug cake its rise and light texture.

Without it, the cake would be dense and heavy. An egg is used as a binder, but if you’re looking for a vegan alternative, you can substitute it with a flaxseed meal and water mixture or a combination of oil and non-dairy milk.

For sweetness, you can choose between regular sugar, brown sugar, or coconut sugar.

Each type of sugar will give the mug cake a slightly different flavor profile, so feel free to experiment to find your favorite.

Liquid Ingredients

Banana Bread Mug Cake Liquid Ingredients

The liquid ingredients help to bind everything together and keep the mug cake moist.

Almond milk or any other non-dairy milk is a great option to maintain the gluten-free and potentially vegan nature of the recipe.

Oil is optional and can be added for extra richness and moisture if desired.

Flavor Enhancers

To boost the flavor of your mug cake, you can add vanilla extract, ground cinnamon, and a pinch of salt.

Vanilla extract adds a sweet, aromatic flavor, while cinnamon provides a warm, spicy note. Salt helps to balance the sweetness and enhance all the flavors.

Optional Mix-ins

For added texture and flavor, you can add mix-ins like chocolate chips, chopped nuts (such as pecans or walnuts), or berries.

These ingredients can make your mug cake even more delicious and satisfying.


Equipment for Making Banana Bread Mug Cake

To make your banana bread mug cake, you will need a few basic pieces of equipment:

  • Microwave-safe mug or ramekin: Ensure the mug or ramekin you choose is safe to use in the microwave. It should be large enough to accommodate the rising cake without overflowing.
  • Fork or small whisk: These tools are used to mash the banana and mix the ingredients together. A fork works well for mashing, while a small whisk can help achieve a smoother batter.
  • Microwave: The microwave is essential for cooking the mug cake. It provides the quick, intense heat needed to bake the cake in a short amount of time.


Start by lightly oiling your microwave-safe mug or ramekin. This step helps prevent the cake from sticking to the sides, making it easier to remove and clean up afterward.

Next, thoroughly mash the overripe banana in the mug or a separate bowl until it reaches a smooth consistency.


Mixing Ingredients for A Banana Bread Mug Cake

Combine the mashed banana with your chosen egg or vegan substitute. Mix well to ensure the egg is fully incorporated.

Then, add the flour, baking powder, sweetener, and flavor enhancers (vanilla extract, ground cinnamon, and salt).

Mix until you have a smooth batter with no lumps. If you’re adding any optional mix-ins like chocolate chips or chopped nuts, gently fold them into the batter at this stage.


Place the mug or ramekin in the microwave and cook on high for 1-2 minutes. Microwave times can vary, so start with 1 minute and check for doneness.

The cake should rise, pull away from the sides of the mug, and a toothpick inserted into the center should come out clean or with dry crumbs.

If needed, continue microwaving in 15-second intervals until the cake is done. Allow the cake to cool for a few minutes before serving to enhance its texture and flavor.

5 Tips for the Best Mug Cake

5 Tips for the Best Mug Cake

To ensure your banana bread mug cake turns out perfectly every time, consider these tips:

1. Use a Very Ripe Banana

  • The riper the banana, the sweeter and more flavorful your cake will be.
  • A ripe banana also mashes more easily, resulting in a smoother batter.

2. Mix Ingredients in A Separate Bowl

  • For better consistency and easier mixing, you can combine the ingredients in a separate bowl before transferring the batter to the mug or ramekin.

3. Avoid Overbaking

  • Microwaving for too long can result in a dense, rubbery texture.
  • Start with a shorter cooking time and check for doneness frequently to avoid overbaking.

4. Adjust Microwave Time as Needed

  • Microwaves vary in power, so you may need to adjust the cooking time based on your specific appliance.
  • Keep an eye on the cake as it cooks and make small adjustments as necessary.

5. Let the Cake Cool Slightly Before Eating

  • Allowing the mug cake to cool for a few minutes after microwaving helps the texture to set and the flavors to meld.


Now let us address some of the variations.

Vegan Version

To make a vegan banana bread mug cake, replace the egg with a flaxseed meal and water mixture (1 tablespoon of flaxseed meal mixed with 2.5 tablespoons of water) or a combination of oil and non-dairy milk.

Ensure all other ingredients, such as the sweetener and any mix-ins, are also vegan-friendly. This version is just as delicious and suitable for those following a vegan diet.

High Protein Version

For a high-protein banana bread mug cake, add a scoop of vanilla protein powder to the batter.

Use coconut flour instead of regular gluten-free flour to add moisture and extra protein.

Nutritional Information

The Nutritional Content of Banana Bread Mug Cake

The nutritional content of your banana bread mug cake will vary based on the specific ingredients and portion sizes you use.

However, a general breakdown might include approximately:

  • 200-300 calories
  • 4-6 grams of protein
  • 8-12 grams of fat
  • 30-40 grams of carbohydrates
  • 2-4 grams of fiber
  • 15-20 grams of sugar per serving

For a more accurate assessment, you can calculate the nutrition facts based on your exact recipe and ingredient brands.

In Summary

The banana bread mug cake is a quick, convenient, and delicious treat that’s perfect for satisfying your sweet tooth.

Similarly, for those who love exploring traditional desserts, the Authentic Gujarati Churma Ladoo Recipe is another delightful option to try.

With its simple ingredients and minimal preparation time, it’s a must-try recipe.