5 from 2 votes
hot fudge cake
Chocolate Fudge Cake with Peanut Butter Frosting
Prep Time
15 mins
Cook Time
1 hr
Total Time
1 hr 15 mins

This Chocolate Fudge Cake with Peanut Butter Frosting is such a fantastic combination. t’s rich, creamy, smooth, decadent, and to die for.

Course: Dessert
Cuisine: American
Keyword: cake, fudge cake
Servings: 12
Calories: 555 kcal
Author: Tammi
  • 1/2 cup butter
  • 1 cup sugar
  • 1/4 cup cocoa powder
  • 2 eggs
  • 2 tsp vanilla
  • 1/2 cup hot fudge sauce
  • 1/4 cup chocolate chips
  • 1/2 cup buttermilk
  • 1/4 tsp baking soda
  • 1 1/4 cup flour
  • 1/2 cup butter
  • 3/4 cup smooth peanut butter
  • 3 cups powdered sugar
  • 5-6 tbsp heavy cream, as needed
  1. Preheat oven to 350 and line a 9"x9" pan with parchment paper and spray with cooking spray. 

  2. cream the butter and sugar together until fluffy

  3. stir in the cocoa powder and mix until combined, and add the eggs and the vanilla, and mix until combined.

  4. Combine the hot fudge sauce and chocolate chips in a microwaveable bowl and microwave in 15 second increments until melted. When evenly melted, pour into the batter mixture and mix well

  5. Add the buttermilk to a measuring cup and then add the baking soda and stir. Then add this into the batter mixture along with the flour - and mix well

  6. Pour the batter into the lined and sprayed baking pan and bake for 45-55 minutes or until a toothpick inserted into the middle comes out clean.

  7. While the cake is cooking make the frosting: using a large bowl and a mixer, beat the butter and peanut butter together. Add in the powdered sugar in 1/2 cup increments, mixing as you go. Add in the heavy cream one tbsp at a time until consistency is reached

  8. When the cake is cooled, spread the frosting as you wish - enjoy!

Nutrition Facts
Chocolate Fudge Cake with Peanut Butter Frosting
Amount Per Serving
Calories 555 Calories from Fat 234
% Daily Value*
Fat 26g40%
Saturated Fat 13g81%
Cholesterol 78mg26%
Sodium 319mg14%
Potassium 213mg6%
Carbohydrates 74g25%
Fiber 2g8%
Sugar 54g60%
Protein 8g16%
Vitamin A 630IU13%
Calcium 45mg5%
Iron 1.5mg8%
* Percent Daily Values are based on a 2000 calorie diet.