Hot Fudge Sundae Cake

Name: Hot Fudge Sundae Cake
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Ingredients: 1 cup all-purpose flour; ½ cup cocoa powder, (divided in half); ¾ cup granulated sugar; 2 teaspoons baking powder; ½ cup whole milk; 2 tablespoons melted butter; 2 teaspoons vanilla extract; ½ cup semi-sweet chocolate chips; 1 cup packed light brown sugar; 1¾ cups hot water

This hot fudge sundae cake is a combination of a sundae and a cake that is a simple and fun dessert.

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Table of Contents

Hot Fudge Sundae Cake Ingredients
Substitutions And Additions
How To Make This Hot Fudge Sundae Cake Recipe
How To Serve This Chocolate Sundae Cake
Storage
More Recipes You’ll Love
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With this old-fashioned hot fudge sundae cake, you can easily enjoy a dessert that has the feel of a sundae, but there’s also cake involved. The pudding-like texture of the cake is the perfect base for a scoop of your favorite ice cream and toppings.

close up shot of a piece of Hot Fudge Sundae Cake topped with vanilla ice cream, whip cream, and a cherry on a plate

Hot Fudge Sundae Cake Ingredients

Hot Fudge Sundae Cake raw ingredients that are labeled

When it comes to indulging in something sweet, hot fudge sundae cake is a treat that never disappoints.

The combination of warm chocolate cake and gooey fudge sauce is simply heavenly. The cake is moist and rich, with just the right amount of sweetness.

And when you add a cold scoop of vanilla ice cream on top, it blends perfectly with the hot fudge sauce, creating an explosion of delicious flavors.

You’ll need:

1 cup of all-purpose flour
½ cup of cocoa powder, divided in half
¾ cup of granulated sugar
2 teaspoons of baking powder
½ cup of whole milk
2 tablespoons of melted butter
2 teaspoons of vanilla extract
½ cup of semi-sweet chocolate chips
1 cup of packed light brown sugar
1¾ cups of hot water

Substitutions And Additions

NUTS: You can add chopped nuts to the batter along with the chocolate chips for extra crunch. Or if you prefer, simply sprinkle some over the top once the cake is baked.

How To Make This Hot Fudge Sundae Cake Recipe

This whole cake comes together in the baking pan, creating a dessert that is beyond decadent. Here’s how.

STEP ONE: Preheat the oven to 350°F.

STEP TWO: In an 8 x 8 glass baking dish, mix together the flour, ¼ cup cocoa powder, granulated sugar, and baking powder.

STEP THREE: Mix in the milk, butter, and vanilla extract until a thick batter forms.

milk, butter, and sugar stirred into the ingredients in the baking dish

STEP FOUR: Stir in the chocolate chips and spread the batter evenly in the baking dish.

STEP FIVE: Combine the remaining ¼ cup of cocoa powder and brown sugar and sprinkle it over the batter.

STEP SIX: Pour hot water over the top of all of the ingredients.

OUR RECIPE DEVELOPER SAYS

Do not mix the hot water into the batter.

hot water poured on top of the ingredients in the baking dish

STEP SEVEN: Bake for 40 minutes or until the cake has formed a dry top and a bubbly, pudding-like bottom.

PRO TIP:

The cake is supposed to have a pudding-like bottom so don’t worry if the bottom of your cake is not a cake-like texture when it is finished baking.

cake after being baked in the baking dish

STEP EIGHT: Remove the cake from the oven.

STEP NINE: Serve the warm cake with a scoop of ice cream if desired. Top with whipped cream, hot fudge topping, and a cherry!

How To Serve This Chocolate Sundae Cake

Serve this gooey hot fudge cake recipe with a scoop of vanilla ice cream and all of your favorite ice cream toppings.

Try our homemade hot fudge sauce, toffee sauce, candy sprinkles, and maraschino cherries on top of the cake.

Looking for more sundae-inspired desserts? You could make this banana split cake with its combination of sundae and icebox cake.

Or, if you just want to add another topping flavor to your ice cream, check out our caramel sauce recipe.

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Storage

Whip up this delicious chocolate cake and store it in the fridge or freezer for later. Here’s how.

IN THE FRIDGE: You can store the cake in the fridge for up to 5 days. Allow it to cool completely, then put it in an airtight container.

IN THE FREEZER: You can freeze this rich chocolate cake itself without the ice cream or toppings. Wait until it is cooled, and pop it in an airtight container. Freeze for up to 3 months and defrost thoroughly. You can then either reheat it and add the toppings or just serve it cold.

close up shot of a baking dish of Hot Fudge Sundae Cake

This chocolate hot fudge sundae cake recipe is a simple and easy-to-make recipe. You get the soft fudge goodness, the texture of the cake, and the cool ice cream topping that combine to make a delicious dessert.

FREQUENTLY ASKED QUESTIONS

Would this cake taste good served with any flavor of ice cream?

You are only limited by your imagination for this easy dessert recipe. Any ice cream you can find at the store or make at home would be delicious over top of this chocolate cake.

My cake came out really gooey. Did I not bake it long enough?

This cake is supposed to have a pudding-like texture once baked. It will not have the same texture as a traditional cake.

Does this cake have to be served warm?

This chocolatey cake would be tasty served warm or cold, and topped with your favorite ice cream toppings.

More Recipes You’ll Love

Hot Fudge Sundae Cake

5 from 6 votes

This hot fudge sundae cake is a combination of a sundae and a cake that is a simple and fun dessert.

Prep Time 10

Cook Time 40

Total Time 50

Servings

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Ingredients

1 cup all-purpose flour
½ cup cocoa powder, divided in half
¾ cup granulated sugar
2 teaspoons baking powder
½ cup whole milk
2 tablespoons melted butter
2 teaspoons vanilla extract
½ cup semi-sweet chocolate chips
1 cup packed light brown sugar
1¾ cups hot water

Instructions

Preheat the oven to 350°F.
In an 8 x 8 glass baking dish, mix together the flour, ¼ cup cocoa powder, granulated sugar, and baking powder.
Mix in the milk, butter, and vanilla extract until a thick batter forms.
Stir in the chocolate chips and spread the batter evenly in the baking dish.
Combine the remaining ¼ cup of cocoa powder and brown sugar and sprinkle over the batter.
Pour hot water over the top of all ingredients.
Bake for 40 minutes or until the cake has formed a dry top and a bubbly, pudding-like bottom.
Remove the cake from the oven.
Serve warm cake with ice cream if desired. Top with whipped cream and a cherry!

Notes

Do not mix the hot water into the batter.
The cake is supposed to have a pudding-like bottom so don’t worry if the bottom of your cake does not have a cake-like texture when it is finished baking.

Nutrition

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Proudly Prepared by the Spaceships Kitchen

This recipe was developed, tested, cooked and photographed by the Spaceships Kitchen. From our dinner table to yours, we hope you think it's out of this world!