Mississippi Mud Brownies recipe

Get ready to experience pure chocolate bliss with this incredible Mississippi Mud Brownies recipe. This isn’t just any brownie recipe; it’s a layered masterpiece featuring a fudgy brownie base, a gooey marshmallow layer, and a rich chocolate frosting, offering a truly decadent and satisfying dessert experience that’s surprisingly easy to achieve at home.

Key Ingredients for Mississippi Mud Brownies

  • For the Brownies:
    • 1 cup (2 sticks) unsalted butter, melted
    • 2 cups granulated sugar
    • 4 large eggs, at room temperature
    • 1 teaspoon vanilla extract
    • 1 cup all-purpose flour
    • 3/4 cup unsweetened cocoa powder
    • 1/2 teaspoon baking powder
    • 1/4 teaspoon salt
    • 1 cup semi-sweet chocolate chips
  • For the Marshmallow Layer:
    • 1 (10-ounce) bag mini marshmallows
    • 1/4 cup milk
  • For the Chocolate Frosting:
    • 1/2 cup (1 stick) unsalted butter, softened
    • 1/3 cup unsweetened cocoa powder
    • 3 cups powdered sugar
    • 1/4 cup milk
    • 1 teaspoon vanilla extract
    • 1/2 cup chopped pecans or walnuts (optional, for topping)

How to Make Mississippi Mud Brownies

This Mississippi Mud Brownies recipe is a delightful journey into deep, rich chocolate flavor, topped with a cloud of sweet marshmallows and finished with a decadent frosting. It’s a one-bowl wonder for the brownie base, making cleanup a breeze, and the entire process is designed for maximum deliciousness with minimal fuss. Imagine a rich, fudgy base meeting a soft, chewy marshmallow layer, all enrobed in a velvety chocolate frosting. With a preparation time of approximately 25 minutes and a baking time of 30-35 minutes, you’ll be sinking your teeth into these heavenly brownies before you know it.

Step-by-Step Instructions

  1. Preheat and Prep: Preheat your oven to 350°F (175°C). Grease and flour a 9×13 inch baking pan, or line it with parchment paper, leaving an overhang for easy lifting later. This ensures your delicious Mississippi Mud Brownies won’t stick.
  2. Cream the Wet Ingredients: In a large mixing bowl, combine the melted butter and granulated sugar. Whisk until well combined.
  3. Add Eggs and Vanilla: Add the room temperature eggs, one at a time, whisking thoroughly after each addition. Stir in the vanilla extract.
  4. Combine Dry Ingredients: In a separate medium bowl, whisk together the all-purpose flour, unsweetened cocoa powder, baking powder, and salt.
  5. Mix Wet and Dry: Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Be careful not to overmix.
  6. Fold in Chocolate Chips: Gently fold in the 1 cup of semi-sweet chocolate chips. This will create pockets of melted chocolate throughout your brownie base, enhancing the fudgy texture of your Mississippi Mud Brownies recipe.
  7. Bake the Brownie Base: Pour the brownie batter evenly into the prepared baking pan and spread it out. Bake for 25-30 minutes, or until a toothpick inserted into the center comes out with moist crumbs attached, but not wet batter.
  8. Prepare the Marshmallow Layer: While the brownies are baking, prepare the marshmallow topping. In a small saucepan over low heat, combine the mini marshmallows and 1/4 cup milk. Stir constantly until the marshmallows are melted and the mixture is smooth and gooey.
  9. Add Marshmallow Topping: Once the brownies are almost done, carefully remove them from the oven. Evenly spread the melted marshmallow mixture over the hot brownies. You can even gently press it down with a spatula to ensure an even layer, creating that signature gooey center of your Mississippi Mud Brownies recipe.
  10. Continue Baking: Return the pan to the oven and bake for another 5-7 minutes, or until the marshmallows are slightly puffed and lightly golden.
  11. Cool Slightly: Remove the brownies from the oven and let them cool in the pan on a wire rack for about 15-20 minutes. This allows the marshmallow layer to set slightly.
  12. Prepare the Chocolate Frosting: While the brownies are cooling, make the luscious chocolate frosting. In a medium bowl, beat the softened butter until creamy. Add the cocoa powder and mix to combine.
  13. Add Sugar and Milk: Gradually add the powdered sugar, alternating with the milk, beating until smooth and spreadable. Stir in the vanilla extract.
  14. Frost the Brownies: Once the brownies have cooled enough so that the marshmallow layer has set (but they are still warm), spread the chocolate frosting evenly over the top. If using, sprinkle with chopped pecans or walnuts for added crunch.
  15. Chill and Serve: Allow the Mississippi Mud Brownies to cool completely in the pan at room temperature, and then chill in the refrigerator for at least 1 hour before cutting. This allows the frosting to set and makes for cleaner cuts of these irresistible treats.

Why You’ll Love This Mississippi Mud Brownies

Prepare yourself for a chocolate lover’s dream, because these Mississippi Mud Brownies are an absolute showstopper, offering an unparalleled depth of chocolatey goodness. The magical combination of a rich, fudgy brownie, a gooey marshmallow center, and a decadent chocolate frosting creates a textural symphony that will have you coming back for more. Compared to a simple chocolate brownie, these have an extra layer of indulgence that truly sets them apart.

Not only do these brownies deliver an intense flavor experience, but they are also incredibly budget-friendly to make at home. You can bypass the bakery markups and whip up a batch of pure bliss for a fraction of the cost, making them perfect for any occasion or simply as a special treat. The optional addition of toasted pecans adds a delightful nutty crunch, elevating the already incredible flavor profile. Forget store-bought – you need to try this Mississippi Mud Brownies recipe at home for a truly unforgettable dessert experience that’s both easy and incredibly rewarding!

Storing and Reheating Tips

Properly storing your delicious Mississippi Mud Brownies is key to enjoying them for days to come.

  • Refrigeration: Once completely cooled, cut the brownies into squares. Store them in an airtight container in the refrigerator for up to 5-7 days. This is the best method for maintaining their fudgy texture and keeping the marshmallow layer from becoming too sticky.
  • Room Temperature: For shorter storage (1-2 days), you can store them in an airtight container at room temperature. However, be aware that the marshmallow layer may become softer.
  • Freezing: To freeze, wrap individual brownie squares tightly in plastic wrap, then place them in a freezer-safe container or bag. They can be frozen for up to 2-3 months.
  • Reheating: If you’ve refrigerated or frozen your brownies and want to warm them up, you have a few options. For a quick warm-up, place a single brownie on a microwave-safe plate and heat in 10-15 second intervals until warmed through. Be careful not to overheat, as this can make them tough. You can also gently warm them in a low oven (around 300°F/150°C) for a few minutes, or simply let them come to room temperature from the refrigerator for the best textural experience.

Final Thoughts

This Mississippi Mud Brownies recipe is a celebration of all things chocolate, a truly indulgent dessert that promises pure joy. Gather your ingredients, follow these simple steps, and prepare to be amazed by the rich, gooey, and utterly satisfying results that will have everyone asking for your secret.

Mississippi Mud Brownies recipe

Mississippi Mud Brownies

Get ready to experience pure chocolate bliss with this incredible Mississippi Mud Brownies recipe. This isn’t just any brownie recipe; it’s a layered masterpiece featuring a fudgy brownie base, a gooey marshmallow layer, and a rich chocolate frosting, offering a truly decadent and satisfying dessert experience.
Prep Time 25 minutes
Cook Time 35 minutes
Chilling Time 1 hour
Total Time 1 hour
Servings: 24 brownies
Course: Brownies, Dessert
Cuisine: American

Ingredients
  

Brownie Base
  • 1 cup unsalted butter, melted
  • 2 cups granulated sugar
  • 4 large eggs, at room temperature
  • 1 teaspoon vanilla extract
  • 1 cup all-purpose flour
  • 3/4 cup unsweetened cocoa powder
  • 1/2 teaspoon baking powder
  • 1/4 teaspoon salt
  • 1 cup semi-sweet chocolate chips
Marshmallow Layer
  • 1 (10-ounce) bag mini marshmallows
  • 1/4 cup milk
Chocolate Frosting
  • 1/2 cup unsalted butter, softened
  • 1/3 cup unsweetened cocoa powder
  • 3 cups powdered sugar
  • 1/4 cup milk
  • 1 teaspoon vanilla extract
  • 1/2 cup chopped pecans or walnuts optional, for topping

Equipment

  • 9×13 inch baking pan
  • Large mixing bowl
  • Medium Bowl
  • Small saucepan
  • Wire rack

Method
 

  1. Preheat your oven to 350°F (175°C). Grease and flour a 9×13 inch baking pan, or line it with parchment paper, leaving an overhang for easy lifting later.
  2. In a large mixing bowl, combine the melted butter and granulated sugar. Whisk until well combined.
    1 cup unsalted butter, melted, 2 cups granulated sugar
  3. Add the room temperature eggs, one at a time, whisking thoroughly after each addition. Stir in the vanilla extract.
    4 large eggs, at room temperature, 1 teaspoon vanilla extract
  4. In a separate medium bowl, whisk together the all-purpose flour, unsweetened cocoa powder, baking powder, and salt.
    1 cup all-purpose flour, 3/4 cup unsweetened cocoa powder, 1/2 teaspoon baking powder, 1/4 teaspoon salt
  5. Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Be careful not to overmix.
  6. Gently fold in the 1 cup of semi-sweet chocolate chips.
    1 cup semi-sweet chocolate chips
  7. Pour the brownie batter evenly into the prepared baking pan and spread it out. Bake for 25-30 minutes, or until a toothpick inserted into the center comes out with moist crumbs attached, but not wet batter.
  8. While the brownies are baking, prepare the marshmallow topping. In a small saucepan over low heat, combine the mini marshmallows and 1/4 cup milk. Stir constantly until the marshmallows are melted and the mixture is smooth and gooey.
    1 (10-ounce) bag mini marshmallows, 1/4 cup milk
  9. Once the brownies are almost done, carefully remove them from the oven. Evenly spread the melted marshmallow mixture over the hot brownies.
  10. Return the pan to the oven and bake for another 5-7 minutes, or until the marshmallows are slightly puffed and lightly golden.
  11. Remove the brownies from the oven and let them cool in the pan on a wire rack for about 15-20 minutes.
  12. While the brownies are cooling, make the luscious chocolate frosting. In a medium bowl, beat the softened butter until creamy. Add the cocoa powder and mix to combine.
    1/2 cup unsalted butter, softened, 1/3 cup unsweetened cocoa powder
  13. Gradually add the powdered sugar, alternating with the milk, beating until smooth and spreadable. Stir in the vanilla extract.
    3 cups powdered sugar, 1/4 cup milk, 1 teaspoon vanilla extract
  14. Once the brownies have cooled enough so that the marshmallow layer has set (but they are still warm), spread the chocolate frosting evenly over the top. If using, sprinkle with chopped pecans or walnuts for added crunch.
    1/2 cup chopped pecans or walnuts
  15. Allow the Mississippi Mud Brownies to cool completely in the pan at room temperature, and then chill in the refrigerator for at least 1 hour before cutting.

Notes

Store in an airtight container in the refrigerator for up to 5-7 days. For shorter storage, they can be kept at room temperature for 1-2 days. Freeze for up to 2-3 months.

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