
A rich, fudgy chocolate mug cake with a creamy peanut butter swirl that melts right into the warm batter. Soft, moist, and ready in just minutes — perfect for late-night cravings, busy days, or anytime you want a single-serve treat with zero fuss.
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Add flour, sugar, cocoa powder, baking powder, and salt to a microwave-safe mug. Mix well.
Pour in melted butter, oil, milk, yogurt, and vanilla. Stir until the batter is smooth and lump-free.
Drop in a spoonful of warm peanut butter and swirl it through the batter with a spoon or toothpick.
Cook for 75–90 seconds depending on microwave power. The cake should rise and look soft but set on top.
Let the mug cake rest for 1 minute — it finishes cooking as it cools.
Add frosting, chocolate chips, a peanut butter drizzle, or whipped cream for extra indulgence.
Add chocolate chips for a molten center.
Use crunchy peanut butter for texture.
Add a pinch of instant coffee for deeper chocolate flavor.
Use cream instead of yogurt for extra richness.
Can I use crunchy peanut butter?
Yes, crunchy peanut butter can be used for added texture.
How do I prevent the cake from turning rubbery?
Avoid overcooking. Start with 75 seconds and add 5–10 seconds if needed.
Can I make this vegan?
Yes, use dairy-free milk, vegan butter, and dairy-free yogurt to make it vegan.
What toppings go well with this mug cake?
Vanilla ice cream, whipped cream, chocolate chips, or a peanut butter drizzle are great options.
Can I double the recipe?
Yes, double the ingredients and cook each mug separately.
I’m Rajani, a passionate cook with over 15 years of experience creating delicious, approachable dishes. My love for food began in childhood, inspired by watching Sanjeev Kapoor’s Khana Khazana with my mom and helping her in the kitchen. On The Gourmet’s Hut, I share tried-and-tested authentic Indian recipes and quick microwave mug cake recipes perfect for busy days. My goal is to make cooking simple, flavorful, and fun—because food brings people together and every meal should create memories.
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