Hot Fudge Cake works magic in the oven! A rich hot fudge sauce forms underneath a chocolate cake making for the perfect chocolate dessert!

A square baking dish of hot fudge cake, showing the hot fudge seeping from the bottom of the cake.

If you want to take this hot fudge pudding cake over the top, serve it with a scoop of vanilla ice cream and a drizzle of homemade hot fudge sauce.

This recipe is a chocolate lovers dream!

Hot Fudge Cake topped with ice cream and hot fudge sauce.

How to make hot fudge cake

Step 1: Make the batter

Combine the dry ingredients (sugar, flour, cocoa powder, baking powder, and salt).

Stir in the milk, melted butter and vanilla. Beat the mixture with a hand mixer until smooth.

A bowl of dry ingredients to make Hot Fudge Cake.Spread the batter in a 9″ inch square baking pan.

Hot Fudge Cake batter in a square pan.

Step 2: Make the sugar mixture

Next, you need to make a chocolate sugar mixture. Do this by mixing sugar, cocoa powder, and brown sugar in a small bowl. Sprinkle this mixture evenly over the batter.

Hot Fudge Cake batter topped with a sugar coating in a square pan.

Step 3: Add HOT water

Pour HOT water overtop.

Do NOT stir!

Hot water poured overtop of the Hot Fudge Cake batter.

Step 4: Bake the Cake

Bake the cake for 32-35 minutes or until the center is almost set.

Remove from the oven and let stand for 10 minutes.

Close up photo of the hot fudge sauce underneath the Hot Fudge Cake.

Serve the cake in individual dishes topped with ice cream or fresh whipped topping.

Drizzle extra homemade hot fudge sauce overtop if you’d like!

A scoop of ice cream on hot fudge cake.

If you like this recipe try these chocolate treats:

Hot Fudge Cake topped with ice cream and hot fudge sauce.
Print Review
5 from 2 votes

Hot Fudge Cake

Hot fudge sauce forms under a rich chocolate cake making for a perfect chocolate dessert!
Prep Time: 15 mins
Cook Time: 35 mins
Total Time: 50 mins
Servings: 9 1/2 cup servings

Ingredients
 

  • 1 1/4 cup granulated sugar - divided
  • 1 cup all purpose flour
  • 2/3 cup natural cocoa powder - divided
  • 2 teaspoon baking powder
  • 1/4 teaspoon salt
  • 1/2 cup milk
  • 1/3 cup unsatled butter - melted
  • 1 1/2 teaspoon vanilla extract
  • 1/2 cup brown sugar - packed
  • 1 1/4 cups HOT water

Instructions
 

  • Preheat over to 350°F. Spray a 9 inch square baking dish with cooking spray. Set aside.
  • In a large bowl combine ¾ cup granulated sugar, flour, ¼ cup cocoa powder, baking powder, and salt. Stir in the milk, melted butter, and vanilla. Using hand mixer, beat mixture until smooth. 
  • Pour the batter into the 9 inch baking dish. 
  • In a small bowl combine the remaining ½ cup granulated sugar, remaining cocoa powder, and the brown sugar. Sprinkle this mixture evenly over the batter. 
  • Pour the hot water overtop. Do not stir!
  • Bake for 32-35 minutes or until center is almost set. Remove from the oven and let stand for 10 minutes. 
  • Serve in individual dishes. Top with ice cream or fresh whipped topping.

Notes

recipe source: adapted from Hersheys.com

Nutrition

Calories: 290.36kcal (15%)Carbohydrates: 55.21g (18%)Protein: 3.2g (6%)Fat: 8.27g (13%)Saturated Fat: 5.11g (26%)Cholesterol: 19.43mg (6%)Sodium: 77.53mg (3%)Potassium: 235.87mg (7%)Fiber: 2.49g (10%)Sugar: 40.5g (45%)Vitamin A: 232.06IU (5%)Calcium: 76.22mg (8%)Iron: 1.69mg (9%)
Course: Dessert
Cuisine: American
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