🍫 Mississippi Mud Cake Brownies (Ultra Fudgy & Irresistible!)
If you’re a true chocolate lover, Mississippi Mud Cake Brownies are about to become your new obsession. Rich, dense, and unapologetically indulgent, these brownies take everything you love about classic brownies and turn the volume all the way up. Imagine a deeply fudgy chocolate base, warm and gooey straight from the oven, topped with pillowy marshmallows that melt into every crack, then finished with a silky chocolate frosting that seals the deal. One bite, and you’ll understand why this Southern classic has stood the test of time.
These brownies are perfect for potlucks, holidays, bake sales, family gatherings, or those nights when you just need a serious chocolate fix. They’re dramatic, nostalgic, and completely unforgettable—exactly the kind of dessert people ask you to make again and again.
❤️ Why Everyone Loves Mississippi Mud Cake Brownies
Ultra-fudgy texture that stays moist for days
Layers of chocolate flavor—cake, marshmallow, and frosting
Easy to make with simple pantry ingredients
Crowd-pleasing dessert that disappears fast
That classic Southern comfort dessert vibe
🛒 Ingredients You’ll Need
For the Brownie Base:
1 cup unsalted butter
½ cup unsweetened cocoa powder
4 large eggs
2 cups granulated sugar
1½ cups all-purpose flour
1 tsp vanilla extract
½ tsp salt
1 cup chopped pecans or walnuts (optional, but traditional)
For the Topping:
3–4 cups mini marshmallows
For the Chocolate Frosting:
½ cup unsalted butter
¼ cup milk
¼ cup unsweetened cocoa powder
3½–4 cups powdered sugar
1 tsp vanilla extract
👩🍳 How to Make Mississippi Mud Cake Brownies
- Preheat & Prep
Preheat your oven to 350°F (175°C). Grease or line a 9×13-inch baking pan. - Make the Brownie Batter
Melt the butter in a saucepan, then stir in cocoa powder until smooth. Remove from heat.
Whisk in sugar, eggs, vanilla, and salt until glossy. Fold in flour and nuts (if using). - Bake
Pour the batter into the prepared pan and bake for 25–30 minutes, just until set but still fudgy. - Add Marshmallows
Remove from oven and immediately sprinkle marshmallows evenly over the hot brownies. Let them soften and melt from the heat. - Prepare the Frosting
In a saucepan, melt butter with milk and cocoa powder. Remove from heat and whisk in powdered sugar and vanilla until smooth and pourable. - Finish & Set
Pour warm frosting over the marshmallows, spreading gently. Allow to cool before slicing.
🔥 Pro Tips for the BEST Results
Don’t overbake—slightly underdone is perfect for fudgy brownies
Frost while everything is still warm so it melts together beautifully
For extra richness, add chocolate chips to the brownie batter
These taste even better the next day once the flavors settle
🍽️ How to Serve
Serve warm with vanilla ice cream
Cut into small squares—they’re rich!
Perfect with coffee or cold milk
Wrap individually for bake sales or gifts
⭐ Final Thoughts
Mississippi Mud Cake Brownies aren’t just dessert—they’re an experience. Rich, gooey, chocolate-loaded, and nostalgic, this recipe is the kind that gets saved, shared, and requested nonstop. If you’re looking for a dessert that looks impressive, tastes incredible, and ranks high with readers, this is it.
👉 Save this recipe, make it once, and watch it become a forever favorite. 🍫😍