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Decadent Mississippi Mud Cake

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Mississippi Mud Cake is a chocolate lover’s dream with a dense fudgy base, topped with gooey marshmallows and smooth chocolate icing.

Ingredients

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  • 2¼ cups all-purpose flour
  • ¾ cup unsweetened cocoa powder
  • 2 teaspoons baking powder
  • ¾ teaspoon salt
  • ½ teaspoon baking soda
  • 2 cups granulated sugar
  • 1 cup vegetable oil
  • ¾ cup whole milk
  • 4 large eggs
  • 1 teaspoon vanilla extract
  • 1 (10-ounce) bag mini marshmallows
  • 1 cup chopped pecans
  • ½ cup unsalted butter
  • 3 tablespoons unsweetened cocoa powder (for icing)
  • 5 tablespoons whole milk (for icing)
  • 3 cups confectioners’ sugar
  • 1 teaspoon vanilla extract (for icing)

Instructions

  1. Preheat your oven to 350°F (175°C) and grease a 9×13 inch baking pan.
  2. Sift together the flour, cocoa powder, baking powder, salt, and baking soda in a large bowl.
  3. In another bowl, whisk together the sugar, vegetable oil, milk, eggs, and vanilla extract.
  4. Gradually add the dry mixture to the wet mixture, stirring until just combined.
  5. Pour the batter into the prepared pan and bake for 30-35 minutes.
  6. Once out of the oven, immediately sprinkle the mini marshmallows and pecans on top. Allow to cool.
  7. For the icing, melt the butter in a saucepan, stir in cocoa powder and milk until smooth.
  8. Remove from heat and whisk in confectioners’ sugar and vanilla extract until smooth.
  9. Pour the icing over the cooled cake, spreading it evenly.
  10. Allow to set for a few minutes before cutting into squares and serving.

Notes

Store leftovers in an airtight container at room temperature for up to 3 days. For freezing, wrap unfrosted cake tightly and store for up to 3 months.

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