🫐🍰 Blueberry Vanilla Mug Cake

Blueberry Vanilla Mug Cake is the perfect solution when you’re craving something sweet but don’t want to bake a full cake. Soft, fluffy, and bursting with juicy blueberries, this single-serve dessert comes together in minutes using simple pantry ingredients and a microwave. It’s warm, comforting, and ideal for late-night cravings or quick afternoon treats.

What makes this mug cake special is its balance of flavors. The vanilla gives the cake a gentle sweetness, while the blueberries add pops of freshness and natural juiciness. The texture is light and tender—never rubbery—when mixed correctly and cooked just right.

Despite its simplicity, this Blueberry Vanilla Mug Cake feels indulgent and satisfying. Whether you top it with whipped cream, vanilla ice cream, or enjoy it straight from the mug, it’s proof that great desserts don’t have to be complicated.


Core Ingredients for Making the Recipe

To make this Blueberry Vanilla Mug Cake, you’ll need just a few everyday ingredients.

For the Mug Cake

  • 4 tbsp all-purpose flour
  • 2 tbsp granulated sugar
  • ¼ tsp baking powder
  • Pinch of salt
  • 3 tbsp milk
  • 2 tbsp vegetable oil (or melted butter)
  • ½ tsp vanilla extract
  • ¼ cup (35 g) blueberries (fresh or frozen)

Optional Toppings

  • Whipped cream
  • Vanilla ice cream
  • Powdered sugar
  • Extra blueberries

Step-by-Step

Guide to Making the Recipe

Prepare the Mug

Use a microwave-safe mug (at least 10–12 oz capacity).
Lightly grease the inside with a little oil or butter to prevent sticking.


Mix the Dry Ingredients

In the mug, add:

  • Flour
  • Sugar
  • Baking powder
  • Salt

Stir well with a fork until evenly combined.


Add the Wet Ingredients

Add milk, vegetable oil, and vanilla extract to the mug.

Stir until the batter is smooth and no dry flour remains.
Make sure to scrape the bottom of the mug while mixing.


Add the Blueberries

Gently fold the blueberries into the batter.

If using frozen blueberries, do not thaw them first.


Microwave the Cake

Microwave on high power for 60–90 seconds.

Start checking at 60 seconds.
The cake is done when the top looks set and springs back lightly when touched.

Do not overcook, or the cake may become dry.


Cool Slightly and Serve

Let the mug cake cool for 1–2 minutes before eating.

Top with whipped cream, ice cream, or powdered sugar if desired.
Enjoy straight from the mug.


Flavor Variations and Creative Twists

  • Add lemon zest for a blueberry-lemon version
  • Replace blueberries with raspberries or mixed berries
  • Stir in white chocolate chips for extra sweetness
  • Use almond extract instead of vanilla for a nutty twist

How to Serve

Blueberry Vanilla Mug Cake is best enjoyed warm, straight from the mug.

Serve it on its own for a cozy treat, or dress it up with a scoop of vanilla ice cream for a café-style dessert. It pairs beautifully with coffee or tea.


Tips & Variations

  • Use a large mug to prevent overflow
  • Mix gently once wet ingredients are added
  • Microwave times may vary depending on wattage
  • If the center looks slightly moist, that’s perfect—it will continue setting

Final Thoughts

Blueberry Vanilla Mug Cake is the ultimate quick dessert—simple, comforting, and full of flavor. With minimal cleanup and maximum satisfaction, it’s a recipe you’ll return to again and again.

Whether you’re baking for yourself or sharing with someone special, this mug cake delivers homemade goodness in just minutes. It’s proof that sometimes the easiest desserts are the most rewarding.


FAQ

Can I make this without a microwave?
Yes. Bake in an oven-safe mug at 350°F (175°C) for 12–15 minutes.

Can I use frozen blueberries?
Absolutely. Add them straight from the freezer.

Why is my mug cake dry?
It was likely overcooked. Reduce microwave time by 10–15 seconds next time.

Can I reduce the sugar?
Yes. You can reduce it slightly, but the cake will be less sweet.

Print
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🫐🍰 Blueberry Vanilla Mug Cake


  • Author: Shirley

Ingredients

Scale

For the Mug Cake

  • 4 tbsp all-purpose flour
  • 2 tbsp granulated sugar
  • ¼ tsp baking powder
  • Pinch of salt
  • 3 tbsp milk
  • 2 tbsp vegetable oil (or melted butter)
  • ½ tsp vanilla extract
  • ¼ cup (35 g) blueberries (fresh or frozen)

Optional Toppings

  • Whipped cream
  • Vanilla ice cream
  • Powdered sugar
  • Extra blueberries

Instructions

Step 1: Prepare the Mug

Choose a microwave-safe mug (10–12 oz / 300–350 ml).
Lightly grease the inside with a little oil or butter to prevent sticking.


Step 2: Mix Dry Ingredients

Add to the mug:

  • All-purpose flour

  • Granulated sugar

  • Baking powder

  • A pinch of salt

Stir well with a fork until fully combined and no lumps remain.


Step 3: Add Wet Ingredients

Add:

  • Milk

  • Vegetable oil (or melted butter)

  • Vanilla extract

Stir until the batter is smooth.
Make sure to scrape the bottom and sides of the mug so all flour is mixed in.


Step 4: Add Blueberries

Gently fold the blueberries into the batter.

If using frozen blueberries, add them directly from the freezer (do not thaw).


Step 5: Microwave

Place the mug in the microwave.

Cook on HIGH power for 60–90 seconds.
Start checking at 60 seconds.

The cake is done when:

  • The top looks set

  • It springs back lightly when touched

Do not overcook, or the cake will turn dry.


Step 6: Rest and Serve

Let the mug cake rest for 1–2 minutes (it will continue setting).

Serve warm, straight from the mug, or add:

  • Whipped cream

  • Vanilla ice cream

  • Powdered sugar

  • Extra blueberries


Step 7: Enjoy

 

Grab a spoon and enjoy a soft, fluffy blueberry vanilla cake in minutes.

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