11 Microwave Brownie in a Mug Recipes Single-Serve

Who doesn’t love the gooey, chocolatey bliss of a fresh brownie? I sure do—my childhood was filled with memories of sneaking warm bites from the pan after school, courtesy of my grandma’s legendary from-scratch recipe. But let’s be real, baking full batches today often feels like overkill for my solo cravings, especially on hectic weeknights.

That’s where my recent kitchen experiments come in. During a particularly chaotic month of deadlines, I dove headfirst into microwave mug brownies—single-serve wonders that deliver bakery-quality results in under 5 minutes. No oven, no cleanup, just pure satisfaction. These recipes are perfect for busy lives, dorm dwellers, or anyone battling that 3 p.m. sweet tooth without derailing your day.

Classic Fudgy Chocolate Brownie in a Mug

For the purist, this timeless recipe starts with 3 tablespoons flour, 3 tablespoons sugar, 2 tablespoons cocoa powder, 2 tablespoons melted butter, 2 tablespoons milk, 1/4 teaspoon vanilla extract, a pinch of salt, and 1 tablespoon chocolate chips. Mix everything in a microwave-safe mug until smooth, then microwave on high for 1-2 minutes until the center sets but stays fudgy.

This single-serve delight is ready faster than delivery and curbs chocolate cravings without leftovers tempting you. It’s beginner-friendly and customizable for any mood.

A high-resolution photo of a steaming fudgy chocolate brownie in a white mug, topped with melting chocolate chips, under soft lighting.

Peanut Butter Swirl Brownie in a Mug

Combine 3 tablespoons flour, 2 tablespoons brown sugar, 1 tablespoon cocoa powder, 2 tablespoons peanut butter, 2 tablespoons milk, 1 tablespoon melted butter, 1/4 teaspoon baking powder, and a pinch of salt. Stir well, add a swirl of extra peanut butter on top, and microwave for 1.5 minutes.

The nutty swirl adds protein for a more satisfying treat, making it ideal post-workout or as a guilt-free indulgence that feels decadent yet balanced.

A high-resolution photo of a peanut butter swirled brownie in a mug, gooey center oozing out, under soft lighting.

Nutella-Stuffed Brownie in a Mug

Whisk 4 tablespoons flour, 3 tablespoons sugar, 2 tablespoons cocoa, 3 tablespoons milk, 2 tablespoons oil, 1/4 teaspoon vanilla, and a pinch of salt. Spoon half into the mug, add 1 tablespoon Nutella in the center, top with remaining batter, and microwave 1-1.5 minutes.

This hidden molten core delivers restaurant-level wow-factor with zero effort—perfect for date nights in or impressing guests with minimal ingredients.

A high-resolution photo of a brownie in a mug sliced open to reveal a gooey Nutella center, under soft lighting.

Mint Chocolate Chip Brownie in a Mug

Mix 3 tablespoons flour, 3 tablespoons sugar, 2 tablespoons cocoa, 2 tablespoons melted butter, 2 tablespoons milk, 1/4 teaspoon peppermint extract, a pinch of salt, and 1 tablespoon mint chocolate chips. Microwave for 1.5 minutes until edges pull away.

The refreshing mint twist evokes Girl Scout cookie nostalgia while being a lighter, single-portion option for cooling down sweet cravings.

A high-resolution photo of a mint chocolate chip brownie in a mug with green flecks and chips, steam rising, under soft lighting.

Red Velvet Brownie in a Mug

Stir 4 tablespoons flour, 2 tablespoons sugar, 1 tablespoon cocoa, 1 teaspoon red food coloring, 3 tablespoons milk, 2 tablespoons oil, 1/2 teaspoon vanilla, 1/4 teaspoon white vinegar, and a pinch of salt. Microwave 1.5-2 minutes.

This vibrant treat brings cake-like tenderness with brownie chewiness, plus it’s naturally festive for holidays without baking a full pan.

A high-resolution photo of a red velvet brownie in a mug, creamy white cream cheese frosting dollop on top, under soft lighting.

S’mores Brownie in a Mug

Blend 3 tablespoons flour, 2 tablespoons sugar, 1.5 tablespoons cocoa, 2 tablespoons milk, 2 tablespoons butter, 1/4 teaspoon vanilla, pinch of salt, plus crushed graham crackers, marshmallows, and chocolate chunks layered in. Microwave 1.5 minutes and torch marshmallows if desired.

It recreates campfire magic indoors—smoky, gooey bliss that’s shareable yet perfectly portioned for one.

A high-resolution photo of a s'mores brownie in a mug with toasted marshmallows and graham cracker crumbs, under soft lighting.

Cheesecake Swirl Brownie in a Mug

For the brownie: 3 tablespoons flour, 2 tablespoons sugar, 2 tablespoons cocoa, 2 tablespoons milk, 1.5 tablespoons butter. For swirl: 1 tablespoon cream cheese, 1 teaspoon sugar, splash of vanilla. Layer, swirl, microwave 1.5 minutes.

The tangy cheesecake cuts through chocolate richness for a hybrid dessert that’s indulgent but feels sophisticated and portion-controlled.

A high-resolution photo of a cheesecake-swirled brownie in a mug, fork cutting through creamy layers, under soft lighting.

Salted Caramel Brownie in a Mug

Mix 3 tablespoons flour, 3 tablespoons sugar, 2 tablespoons cocoa, 2 tablespoons milk, 2 tablespoons caramel sauce, 1 tablespoon butter, pinch of sea salt. Microwave 1-1.5 minutes, drizzle extra caramel.

The sweet-salty contrast elevates it to gourmet status, satisfying savory-sweet lovers with a quick energy boost.

A high-resolution photo of a salted caramel brownie in a mug dripping with sauce and flaky sea salt, under soft lighting.

Oreo-Loaded Brownie in a Mug

Combine 3 tablespoons flour, 2.5 tablespoons sugar, 2 tablespoons cocoa, 2 tablespoons milk, 1.5 tablespoons butter, 2 crushed Oreos, pinch of salt. Fold in more crumbs, microwave 1.5 minutes.

Cookie chunks add crunch to fudgy bliss, turning it into a cookies-and-cream dream that’s fun for all ages without waste.

A high-resolution photo of an Oreo-loaded brownie in a mug with cookie pieces protruding from the top, under soft lighting.

Banana Walnut Brownie in a Mug

Mash 1/4 ripe banana with 3 tablespoons flour, 2 tablespoons sugar, 1.5 tablespoons cocoa, 2 tablespoons milk, 1 tablespoon butter, handful chopped walnuts, pinch of salt. Microwave 1.5-2 minutes.

Bananas add natural sweetness and moisture for a healthier twist, packed with potassium for sustained energy.

A high-resolution photo of a banana walnut brownie in a mug, nuts scattered on a moist surface, under soft lighting.

Mocha Espresso Brownie in a Mug

Stir 3 tablespoons flour, 3 tablespoons sugar, 2 tablespoons cocoa, 1 teaspoon instant coffee, 2 tablespoons milk, 2 tablespoons butter, 1/4 teaspoon vanilla, pinch of salt. Microwave 1.5 minutes.

The coffee kick intensifies chocolate depth, ideal for afternoon pick-me-ups that mimic café treats at home.

A high-resolution photo of a mocha brownie in a mug dusted with cocoa powder, rich and glossy, under soft lighting.

These mug brownies prove you don’t need hours or fancy equipment for dessert heaven—just a microwave and a few pantry staples. Whip one up next time the craving hits, experiment with your favorites, and tag me in your pics. Your sweet tooth (and schedule) will thank you!

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