Ingredient Peanut Butter Mug Cake Easy and Quick Snack

January 1, 2026July 28, 2025 by Chef Tavio

Ingredients

Dry Ingredients

– 4 tablespoons all-purpose flour

– 3 tablespoons granulated sugar (or substitute with honey or maple syrup)

– 1 teaspoon baking powder

– A pinch of salt

Wet Ingredients

– 3 tablespoons creamy peanut butter

– 3 tablespoons milk (can use any plant-based milk for a vegan option)

– 1 tablespoon vegetable oil (or opt for melted coconut oil)

– 1/2 teaspoon vanilla extract

Optional Toppings

– A handful of chocolate chips

– Crushed nuts

When you want a sweet treat, this peanut butter mug cake is quick and fun. Each ingredient plays a key role. Let’s dive into them!

Dry Ingredients:

First, you need flour, sugar, baking powder, and salt. The flour gives the cake structure. Sugar adds sweetness, while baking powder helps it rise. A pinch of salt balances flavors.

Wet Ingredients:

Next, add the wet ingredients. Creamy peanut butter gives the cake its rich flavor. Milk, whether dairy or plant-based, adds moisture. Oil keeps it soft, and vanilla extract brings warmth.

Optional Toppings:

For extra fun, add chocolate chips or crushed nuts. They bring texture and flavor. You can customize your cake to fit your taste.

This simple list makes a tasty dessert in just minutes!

Step-by-Step Instructions

Preparing the Mug

– Selecting the right mug: You need a microwave-safe mug. Choose one that holds at least 12 ounces. This size helps the cake rise without overflowing.

– Mixing dry ingredients: In your mug, add 4 tablespoons of all-purpose flour, 3 tablespoons of sugar, 1 teaspoon of baking powder, and a pinch of salt. Use a whisk or fork to mix these dry ingredients well. Make sure there are no lumps.

Adding Wet Ingredients

– Combining wet ingredients with dry: Now, add your wet ingredients. Spoon in 3 tablespoons of creamy peanut butter, pour in 3 tablespoons of milk, add 1 tablespoon of vegetable oil, and sprinkle in 1/2 teaspoon of vanilla extract.

– Achieving a smooth batter: Stir the mixture vigorously until it’s smooth. You want a lump-free batter. This step is key to a great texture.

Cooking the Mug Cake

– Microwave settings and timing: Place your mug in the microwave. Cook on high for 1 minute and 20 seconds. Keep an eye on it, as microwaves may vary.

– Checking for doneness: After cooking, gently touch the cake. It should feel springy and slightly puffed. If it’s not done, microwave for an extra 10 seconds until fully cooked.

Tips & Tricks

Achieving the Perfect Texture

Mixing well is key to your mug cake. It helps all the flavors blend. Use a whisk or fork to mix the dry ingredients first. Then, add the wet ones and stir until smooth. If your batter has lumps, your cake may not cook evenly.

Microwave cooking times vary by model. Start with 1 minute and 20 seconds. Check your cake after this time. If it feels springy and puffs up, it’s ready. If not, microwave in 10-second bursts until done.

Making It Extra Special

Want to jazz up your mug cake? Try adding chocolate chips or crushed nuts. These add fun textures and rich flavors. Just fold them in gently after mixing your batter.

To avoid a rubbery texture, don’t overcook. Keep an eye on the time. The cake should stay soft and moist, not dry and tough.

Serving Suggestions

Pair your mug cake with a scoop of vanilla ice cream for a treat. You can also drizzle chocolate syrup or sprinkle crushed nuts on top.

For presentation, serve it right in the mug for a cozy feel. You can also plate it and add a dollop of whipped cream. This makes it look fancy and inviting!

Variations

Gluten-Free Option

To make this mug cake gluten-free, you can swap the all-purpose flour. Use almond flour or coconut flour instead. Both options work well. Almond flour adds a nutty taste. Coconut flour absorbs more liquid, so you may need less. Start with 3 tablespoons of coconut flour and see how it goes. Adjust your liquid ingredients if needed.

Vegan Option

To create a vegan version, switch the milk for any plant-based milk. Almond, soy, or oat milk are great choices. Instead of regular sugar, use maple syrup or agave nectar. This change keeps your mug cake sweet and delicious without using animal products. You can also replace the vegetable oil with melted coconut oil for a vegan-friendly fat.

Flavor Twist Ideas

You can change the flavor of your mug cake by trying different nut butters. Almond butter or cashew butter can give a fun twist. You might even mix in sunflower seed butter for a nut-free option. Adding spices can enhance the flavor too! Try a pinch of cinnamon or a touch of cocoa powder for richness. If you want a little crunch, toss in some chopped nuts or a handful of chocolate chips. This makes each bite even better!

Storage Info

Storing Leftovers

After you enjoy your mug cake, you might have some left. Store it in an airtight container. This keeps it moist and fresh. Place it in the fridge. It will stay good for up to two days.

Reheating Instructions

To refresh your mug cake, take it out of the fridge. Place it back in the microwave. Heat for about 10 to 15 seconds. This should warm it just right. Check if it feels warm throughout before you dig in.

Freezing Options

You can freeze the mug cake if you have leftovers. Wrap it tightly in plastic wrap. Then put it in a freezer bag. It will keep well for one month. When you’re ready to eat it, let it thaw in the fridge overnight. Reheat it as mentioned above for the best taste.

FAQs

How do I know when my mug cake is done?

You’ll know your mug cake is done when it feels springy to the touch. After microwaving for 1 minute and 20 seconds, gently press the center. If it springs back, it’s ready! If it sinks or feels wet, microwave it for 10 more seconds. Be careful not to overcook, as this can make the cake dry.

Can I make a bigger batch of mug cakes?

Yes, you can make more than one mug cake! Just multiply the ingredients by the number of cakes you want. However, you’ll need to cook each mug separately. If you try to cook them all at once, they may not cook evenly. Each mug needs its own space in the microwave.

What can I use instead of peanut butter?

If you want to swap peanut butter, try almond butter or cashew butter. Both will give a nice taste and texture. You can also use sun butter for a nut-free option. Just remember that each nut butter has its own flavor, so pick one you love!

Is this recipe suitable for kids to make?

Absolutely! This mug cake is great for kids. It’s simple and quick, plus they can measure and mix the ingredients. Just supervise them while using the microwave. They will feel proud making their own treat!

You now know how to create a delicious mug cake in just minutes. We covered the key ingredients, from flour and peanut butter to tasty toppings. You learned simple steps to mix and cook your cake perfectly. Don’t forget to try different flavors and variations for fun!

Mug cakes are quick, easy, and always a treat. Enjoy experimenting and sharing your tasty creations. Happy bakin