Indulge In Decadence With These Mississippi Mud Brownies

Are you looking for a dessert recipe that’s decadent, chocolatey and has a little bit of a twist? Look no further than Mississippi Mud Brownies(Cook’s Country) Recipe. These brownies are inspired by the classic Mississippi Mud Pie – a dessert that originated in the south, now loved all over the world.

But, what makes these mud brownies special? These aren’t just any regular brownies with some marshmallows on top. Oh no! This recipe is something else entirely. The rich and gooey brownie layer is complemented by the creamy, fluffy marshmallow creme layer on top. And what’s more, you get a tasty crunch of walnuts in every bite!

Trust me when I say that these Mississippi Mud Brownies are truly indulgent and sure to satisfy any chocolate lover’s cravings. Add them to your next family gathering or potluck and watch as everyone asks for the recipe. The best part is that this easy Mississippi Mud Brownies home-made recipe can be whipped up in no time, with ingredients easily available at your local supermarket.

Intrigued yet? Keep reading for more details on how to make this delicious treat from scratch with our step-by-step guide.

Why You’ll Love This Recipe

Mississippi Mud Brownies(Cook's Country)
Mississippi Mud Brownies(Cook’s Country)

Are you a chocolate lover looking for a decadent dessert that will knock your socks off? Well, look no further than this recipe for Mississippi Mud Brownies from Cook’s Country! This delicious recipe is sure to satisfy your sweet tooth and leave you wanting more.

What sets these brownies apart from the rest is the addition of marshmallow creme, which gives them a gooey texture that melts in your mouth with every bite. In addition, they also contain walnuts, adding a savory crunch to every forkful.

Speaking of forks, there won’t be any left in sight when you serve up these brownies at your next party or family gathering. They are guaranteed to be a crowd-pleaser!

Not only are these Mississippi Mud Brownies absolutely delicious, but they are also incredibly easy to make at home. So why bother with store-bought brownie mix when you can whip up this homemade version that tastes even better?

If you’re still not convinced, consider the versatility of this recipe. It can be served warm with ice cream for a classic mud pie dessert or cooled and cut into small squares for a perfect on-the-go snack.

Trust us, once you try these Mississippi Mud Brownies, you’ll never turn back!

Ingredient List

 A rich chocolate batter is the foundation of the iconic Mississippi Mud Brownies.
A rich chocolate batter is the foundation of the iconic Mississippi Mud Brownies.

Ingredients for the Brownie Layer

  • 1 and 1/2 cups of unsalted butter
  • 2 cups of unsweetened chocolate, chopped
  • 3 cups of granulated sugar
  • 6 large eggs
  • 1 and 1/2 cups all-purpose flour
  • 1/2 cup of cocoa powder
  • 2 teaspoons of kosher salt

Ingredients for the Mississippi Mud Layer

  • 1 cup of unsalted butter
  • 1/2 cup of milk
  • 1/2 cup of cocoa powder
  • 4 cups of powdered sugar,sifted to remove lumps
  • 1 tablespoon of vanilla extract
  • 16 ounces of marshmallow creme or fluff
  • 2 cups of chopped walnuts

The recipe requires ingredients for two layers: the brownie layer and the Mississippi Mud layer. You need unsalted butter for both layers. For the brownie layer, you will also need unsweetened chocolate, sugar, eggs, all-purpose flour, cocoa powder, and kosher salt. The Mississippi Mud layer requires milk, cocoa powder, powdered sugar, vanilla extract, marshmallow creme, and chopped walnuts. Pay attention to the steps that involve sifting!

The Recipe How-To

Now for the main event, it’s time to get our hands dirty and make some Mississippi Mud Brownies! Here is a step-by-step guide on how to create this delicious dessert:


  • 1 1/2 cups (3 sticks) unsalted butter
  • 6 oz unsweetened chocolate, chopped
  • 3 cups sugar
  • 5 large eggs
  • 1 1/2 cups all-purpose flour
  • 1/2 cup cocoa powder
  • 1 1/2 teaspoons salt
  • 1 jar (7.5 oz) marshmallow creme
  • 1 cup chopped walnuts


Step 1: Preheat your oven to 350°F. Grease a 9×13-inch baking pan with cooking spray.

Step 2: In a medium saucepan, melt 3 sticks of butter and 6oz of unsweetened chocolate, stirring occasionally until blended. Remove from heat and let cool for 10 minutes.

Step 3: In a separate bowl, whisk together 3 cups of sugar and 5 eggs until well combined.

Step 4: Gradually stir in the cooled chocolate mixture into the egg mixture.

Step 5: Add in 1/2 cup of cocoa powder, 1 1/2 teaspoons of salt, and 1 1/2 cups of all-purpose flour, whisking until smooth.

Step 6: Pour half of the batter into the prepared pan. Bake for about 25 minutes, or until the batter is firm to touch.

Step 7: Remove from oven and spread a jar (7.5oz) of marshmallow creme over the top of the brownie layer (be careful not to mix it into the brownie batter). Sprinkle with 1 cup of chopped walnuts

Step 8: Pour the remaining brownie batter over the marshmallow layer, gently spreading so it covers everything evenly.

Step 9: Bake for an additional 30-35 minutes, or until a toothpick comes out clean when inserted in the center.

Step10: Let cool completely. To serve, slice into squares and enjoy!

With these easy-to-follow steps, you’ll have warm gooey Mississippi Mud Brownies ready to serve in no time!

Substitutions and Variations

 Chopped pecans are folded into the brownie batter, adding a satisfying crunch to each bite.
Chopped pecans are folded into the brownie batter, adding a satisfying crunch to each bite.

Making substitutions and variations to a recipe can be an exciting way to create a myriad of delicious desserts. With Mississippi Mud Brownies, you can make a few simple changes to the recipe and create an entirely new flavor profile.

For those who love nuts in their desserts, you can substitute walnuts with chopped pecans or almonds. The crunch and nuttiness will elevate the brownies’ texture and taste without overpowering the rich chocolatey goodness.

If you are looking for a dairy-free option, you can swap unsalted butter and milk with vegan butter and plant-based milk alternatives like almond or soy milk. Using marshmallow fluff instead of marshmallow creme can also make these brownies vegan-friendly.

For an even thicker chocolate lover’s treat, you can turn these mud brownies into mud pie by adding a crushed Oreo or graham cracker crust at the bottom of the baking dish before pouring the batter over it. This will give your dessert that classic mud pie texture and taste.

Those who enjoy the combination of chocolate and fruit; you can add raspberries, strawberries or blueberries and create a fruity twist to your Mississippi Mud Brownies. The combination of blackberries with chopped walnuts can give it that gourmet taste.

Lastly, if desired, you can top these marshmallow brownies with chocolate frosting or whipped cream for added decadence. With these substitution ideas, every recipe can be unique to your taste preferences. So don’t let fear hold you back from experimenting!

Serving and Pairing

Once you’ve baked these decadent Mississippi Mud Brownies to perfection, it’s time to enjoy them! These brownies are perfect for satisfying your sweet tooth cravings or for sharing with family and friends.

The gooey, chocolaty goodness of these brownies pairs well with a variety of beverages. For a classic pairing, serve your brownies with a glass of cold milk, which helps balance the richness of the brownies. If you prefer something more indulgent, hot cocoa or chocolate milk would also go well with these treats.

For a more sophisticated pairing, specially brewed coffee or espresso would be a great option. The strong coffee flavors complement the chocolate and provide a great overall taste experience.

You can also add toppings to your Mississippi Mud Brownies to make them even more enjoyable. A dollop of whipped cream, a scoop of vanilla ice cream or sprinkled chopped nuts all make for delicious toppings.

Serve these brownies on their own or add them as a finishing touch to a dessert spread. They pair well with other desserts such as marshmallow fluff or mud pie, completing the ultimate comforting dessert menu.

Overall, serving and pairing Mississippi Mud Brownies is an opportunity to get creative and indulge in your favorite flavors and combinations. Enjoy them any way that you prefer and experience pure delight in every bite!

Make-Ahead, Storing and Reheating

 Gooey marshmallows are sprinkled generously on top of the baked brownies, embracing the essence of the Mississippi Mud.
Gooey marshmallows are sprinkled generously on top of the baked brownies, embracing the essence of the Mississippi Mud.

Mississippi Mud Brownies are a decadent treat and are perfect for busy schedules, as they can be made ahead of time and stored for later. These brownies can be made up to two days before serving, and they actually taste better as they sit in the refrigerator.

To make these brownies ahead of time, simply make the recipe as directed, then allow them to cool completely before covering them in plastic wrap or an airtight container. Store them in the refrigerator for up to two days, and when you’re ready to serve them, just take them out of the fridge about an hour beforehand to let them come to room temperature. This will ensure that they have the perfect texture and are easy to cut into.

In terms of reheating, Mississippi Mud Brownies can be eaten cold directly out of the fridge or warmed up in the microwave or oven. To warm them up in the microwave, simply place a brownie on a microwave-safe plate and heat it for about 15-20 seconds. Be careful not to overheat it or the marshmallow creme may melt too much.

If you prefer warmed brownies with a crispy edge or prefer a freshly baked taste, you can reheat Mississippi Mud Brownies in an oven preheated at 350°F (180°C) for about 10 minutes. Make sure to wrap each brownie with aluminum foil before placing in the oven, so they won’t dry out.

Overall, these brownies are quite versatile; they can be enjoyed warm or cold, straight out of the fridge or fresh from the oven. Whether it’s a post-dinner snack, afternoon tea with friends, or late-night indulgence – this Make-Ahead-Mississippi Mud Brownies can also work as a go-to dessert recipe for anyone looking for something fuss-free yet delicious.

Tips for Perfect Results

To ensure perfect results every time you make Mississippi Mud Brownies, here are some tips to follow.

Firstly, always measure your ingredients accurately. Baking is a science, and even small deviations can significantly affect the outcome of your brownies. Use measuring cups and spoons to measure flour, sugar, and cocoa powder. Also, break the eggs into a separate bowl before mixing them with other ingredients in case there’s any eggshell.

Secondly, do not overmix the batter. Mix the ingredients until everything is well combined, but do not go beyond that point. Overmixing will lead to tough and rubbery brownies.

Thirdly, allow the brownies to cool down completely before you cut them. I know it can be hard to resist a warm and gooey chocolate treat straight from the oven. However, cooling them down helps the brownies set correctly and make them easier to slice into clean squares.

Fourthly, use parchment paper when lining your baking pan for easy removal of the brownies once they’re done.

Lastly, if you want to give your Mississippi Mud Brownies a crunchy texture, sprinkle chopped walnuts or pecans on top before baking. It adds an excellent nutty flavor that pairs well with the chocolatey goodness of the brownie mix. You can also substitute marshmallow fluff for marshmallow creme for an upgraded flavor experience.

Follow these tips, and you’ll be able to achieve perfect Mississippi Mud Brownies with a fudgy layer on top and a cake-like layer on bottom topped with some chopped walnuts or pecans for that additional crunch that everyone loves.

Bottom Line

In conclusion, if you’re a chocolate lover or are simply looking for a sweet treat to indulge in, give these Mississippi Mud Brownies a try. With their fudgy brownie layers, gooey marshmallow creme filling, and crunchy walnuts, these brownies are sure to satisfy your sweet tooth. Plus, with easy-to-follow instructions and the ability to make substitutions and variations as desired, these brownies are adaptable and open to your own creativity.

The recipe provided is simple yet delicious, allowing even beginners in baking to whip up homemade brownies just like those from a bakery. This recipe offers a rich and satisfying chocolate experience that will leave everyone hooked. Simply follow the steps and whip up some of these delicious treats in no time!

I highly recommend serving them warm, topped with some whipped cream or vanilla ice cream for an extra touch of indulgence. You can store the leftovers in an airtight container in the fridge for up to five days or freeze them for later use. So go ahead and bookmark this recipe because once you try it, it’s likely that you’ll be making it again and again.

In short, this Mississippi Mud Brownie recipe from Cook’s Country is nothing less than perfection. If you’re ready for some mouth-watering chocolate heaven, then gather your ingredients, head to the kitchen, and get baking!

Mississippi Mud Brownies(Cook's Country)

Mississippi Mud Brownies(Cook’s Country) Recipe

Be careful not to overbake these brownies; they should be moist and fudgy.
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Course: Dessert
Cuisine: American
Keyword: < 60 Mins, Cookie and Brownie, Dessert, For Large Groups, From Scratch
Prep Time: 15 minutes
Cook Time: 35 minutes
Servings: 24 brownies
Calories: 306kcal


For the Brownies

  • 6 ounces unsweetened chocolate, chopped
  • 1 cup unsalted butter
  • 1 1/2 cups flour
  • 1/2 cup cocoa powder
  • 1/2 teaspoon salt
  • 3 cups sugar
  • 5 large eggs
  • 3/4 cup walnuts, chopped

For the topping

  • 3/4 cup marshmallow creme
  • 1/4 cup semi-sweet chocolate chips
  • 2 teaspoons vegetable oil


  • Preheat the oven to 325 degrees F. Line a 9 x 13 inch baking dish with aluminium foil and spray with baking spray.
  • Melt chocolate and butter in a double boiler over barely simmering water, stirring occasionally, until smooth, 5-7 minutes. Cool slightly.
  • In a medium bowl, whisk together the flour, cocoa powder and salt.
  • In the bowl of an stand mixer fitted with the paddle attachment, mix the eggs and sugar on low speed until completely mixed. Pour in the melted chocolate and continue to mix. Pour in the flour mixture until no streaks of flour remain. Remove the bowl from the mixer, and fold in the walnuts.
  • Scrape the batter into the prepared baking dish and using a rubber spatula, smooth out evenly.
  • Bake for 35 minutes or until a toothpick inserted in the center comes out with a few wet crumbs. Place on a wire rack.
  • Scoop dollops of the marshmallow creme onto the hot brownies and let sit for one minute until softened. Spread the marshmallow creme evenly over the brownies. Meanwhile, in a heat proof bowl, combine the chocolate chips and oil and microwave until smooth, 30 – 60 seconds. Using a spoon, drizzle the melted chocolate over the marshmallow creme layer.
  • Cool for at least 2 hours before removing from pan, cutting into squares, and serving.

Your Own Notes


Serving: 74g | Calories: 306kcal | Carbohydrates: 41.4g | Protein: 4.2g | Fat: 16g | Saturated Fat: 8.2g | Cholesterol: 59.1mg | Sodium: 72.7mg | Fiber: 2.3g | Sugar: 29.5g

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