Funfetti Mug Cake

This Funfetti Mug Cake is a quick and cheerful single-serve dessert that’s ready in minutes. With its colorful sprinkles and soft, fluffy texture, it’s the perfect sweet treat to brighten any moment—no oven required.

Why You’ll Love This Recipe

This mug cake is ideal for when you want something sweet but don’t want to bake an entire cake. It’s ready in under five minutes and made with pantry staples. Whether it’s a birthday celebration or a spontaneous dessert craving, the Funfetti Mug Cake offers instant gratification. Plus, it can be made in just one mug, meaning minimal cleanup.

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

• All-purpose flour

• Granulated sugar

• Baking powder

• Milk

• Vegetable oil (or melted butter)

• Vanilla extract

• Rainbow sprinkles

Directions

1. In a microwave-safe mug (roughly 12 oz or larger), whisk together the flour, sugar, and baking powder.

2. Stir in the milk, oil, and vanilla extract until a smooth batter forms.

3. Gently fold in the rainbow sprinkles to avoid color bleeding.

4. Microwave the mug on high for 1 minute to 1 minute 15 seconds, or until the cake has risen and is set in the center.

5. Allow the cake to cool slightly before serving. Enjoy directly from the mug or top with whipped cream or frosting if desired.

Servings and timing

This recipe yields 1 serving.
Prep time: 2 minutes
Cook time: 1–1.5 minutes
Total time: 3–4 minutes

Variations

• Chocolate Funfetti: Add 1 teaspoon of cocoa powder for a chocolate twist.

• Vegan version: Use almond or oat milk and a neutral oil like canola or coconut.

• Gluten-free: Substitute all-purpose flour with a 1:1 gluten-free flour blend.

• Extra flavor: Add a dash of almond extract or lemon zest.

• Toppings: Serve with a scoop of ice cream, drizzle of caramel, or a spoonful of Nutella.

storage/reheating

Mug cakes are best enjoyed immediately after cooking. However, if needed, you can store it in the refrigerator for up to 1 day. To reheat, microwave for 10–15 seconds. Note that the texture may become denser after cooling.

FAQs

What type of sprinkles should I use?

Use jimmies or confetti sprinkles, as nonpareils tend to bleed their color into the batter.

Can I use almond or soy milk instead of regular milk?

Yes, plant-based milk works well as a substitute in this recipe.

Can I bake this in an oven?

Yes, you can bake it in an oven-safe ramekin at 350°F (175°C) for about 12–15 minutes.

Why did my mug cake turn out rubbery?

Overmixing the batter or overcooking in the microwave can cause a rubbery texture.

Can I double this recipe?

Yes, but it’s best to use two separate mugs to ensure even cooking.

Is it okay to use butter instead of oil?

Yes, melted butter adds a richer flavor and works perfectly in this recipe.

How do I know when the mug cake is done?

The cake should rise and appear set in the center. You can gently touch the top; it should bounce back slightly.

Can I add chocolate chips?

Absolutely. Fold in 1–2 teaspoons of mini chocolate chips for a fun twist.

What size mug should I use?

Use a 12-ounce microwave-safe mug to prevent overflow.

Can I make this recipe sugar-free?

Yes, use a sugar substitute suitable for baking, such as stevia or erythritol, in place of granulated sugar.

Conclusion

The Funfetti Mug Cake is a delightful single-serving dessert that combines convenience with charm. It’s easy to make, endlessly customizable, and ready in minutes—perfect for any time you crave a sweet indulgence without the hassle. Whether it’s for a late-night treat or an impromptu celebration, this recipe will surely bring a bit of joy to your day

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