Mary's Mississippi Mud Cake Recipe

Indulge in the legendary Mary's Mississippi Mud Cake, a decadent chocolate lover's dream passed down through generations! This recipe delivers a rich, fudgy chocolate cake, topped with gooey marshmallows and a luscious chocolate frosting. Easy to make and guaranteed to be a family favorite for years to come. Get ready for a chocolate overload!

Prep Time 20 mins
Cook Time 55 mins
Calories 780 kcal
Protein 18g
Rating Be the first
Mary's Mississippi Mud Cake 47

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Forktionary editorial kitchen team

The Forktionary Kitchen Team

Adapted from Food.com, then tested & standardized by Forktionary.

Ingredients for Mary's Mississippi Mud Cake

  • 3 cups (6 sticks) margarine
  • 1 ½ cups unsweetened cocoa powder
  • 2 cups granulated sugar
  • 4 large eggs
  • 2 cups all-purpose flour
  • 1 teaspoon salt
  • 1 cup chopped nuts (pecans or walnuts recommended)
  • 2 teaspoons vanilla extract
  • 2 cups mini marshmallows
  • 1 cup milk
  • 4 cups powdered sugar

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How to Make Mary's Mississippi Mud Cake

  1. Preheat oven to 350°F (175°C). Grease and flour a 9x13 inch baking pan.
  2. Melt 1 cup (2 sticks) margarine in a large bowl. Add 1 cup unsweetened cocoa powder and whisk until smooth.
  3. Add 2 cups granulated sugar, 4 large eggs, 2 cups all-purpose flour, 1 teaspoon salt, 1 cup chopped nuts (pecans or walnuts recommended), and 1 teaspoon vanilla extract. Mix until well combined.
  4. Pour batter into the prepared pan and bake for 30-35 minutes, or until a wooden skewer inserted into the center comes out with moist crumbs.
  5. While the cake is still hot, evenly spread 2 cups of mini marshmallows over the top.
  6. **Frosting:** In a medium saucepan, combine 1/2 cup (1 stick) margarine, 1/2 cup unsweetened cocoa powder, and 1 cup milk. Bring to a boil over medium heat, stirring constantly.
  7. Remove from heat and stir in 1 teaspoon vanilla extract, a pinch of salt, and 4 cups powdered sugar until smooth and creamy.
  8. Spread the frosting evenly over the marshmallows.

Nutrition Information (Approximate per serving)

Sodium

17 g

Sugar

373g

Fat

26g

Carbs

40g

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Frequently Asked Questions

How long does it take to make Mary's Mississippi Mud Cake?

Mary's Mississippi Mud Cake takes about 75 minutes from start to finish — roughly 20 minutes to prepare and 55 minutes to cook.

How many calories are in Mary's Mississippi Mud Cake?

Mary's Mississippi Mud Cake has approximately 780 calories per serving, with about 18 g protein, 40 g carbohydrates and 47 g fat.

What ingredients do I need for Mary's Mississippi Mud Cake?

The key ingredients for Mary's Mississippi Mud Cake are Margarine, Cocoa, Sugar, Eggs, Flour, Salt. See the full list with measurements above.

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