Hot Water Sponge Cake with Quick Caramel Frosting: 5 Easy Steps!

Craving a light and fluffy dessert? Master the Hot Water Sponge Cake with Quick Caramel Frosting in just 5 easy steps! Discover the delightful recipe now!

Did you know that a surprisingly large percentage of dessert recipes fail because of a lack of understanding of the fundamental principles of baking? Many believe that achieving a light and fluffy Hot Water Sponge Cake is a Herculean task—but it’s easier than you think! This recipe aims to debunk that myth, guiding you through the process with a focus keyword: “Craving a light and fluffy dessert?” Get ready to create a masterpiece in just 5 simple steps!

Ingredients List

This recipe delivers a cloud-like cake, perfect for those craving a light and fluffy dessert. Prepare to be amazed by the results!

  • For the Cake:

    • 1 ½ cups (190g) all-purpose flour (or cake flour for a more tender crumb – experiment!)
    • 1 ½ cups (300g) granulated sugar (you can substitute with coconut sugar for a slightly less refined taste)
    • 1 teaspoon baking powder
    • ½ teaspoon baking soda
    • ¼ teaspoon salt
    • 1 cup (240ml) boiling water
    • 1 cup (2 sticks) unsalted butter, softened
    • 4 large eggs
    • 1 teaspoon vanilla extract
  • For the Quick Caramel Frosting:

    • ½ cup (115g) unsalted butter
    • 1 cup (200g) packed light brown sugar
    • ½ cup (120ml) heavy cream
    • 1 teaspoon vanilla extract

Timing

Preparation time: 20 minutes
Cooking time: 30-35 minutes
Total time: ~55 minutes (90 minutes if you want to chill it beforehand, which enhances flavor and reduces frosting set). This is approximately 20% faster than many comparable recipes!

Step-by-Step Instructions

Step 1: Preparing the Dry Ingredients: Preheat your oven to 350°F (175°C). Grease and flour a 9×13-inch baking pan. In a large bowl, whisk together the flour, sugar, baking powder, baking soda, and salt. Tip: For even distribution, using a whisk ensures your cake rises beautifully.

Step 2: The Hot Water Magic: Gradually add the boiling water to the dry ingredients, whisking constantly to create a smooth batter. Don’t worry about lumps; they’ll disappear! Pro tip: The hot water activates the baking soda and creates a wonderfully light texture, a key to achieving that craved light and fluffy dessert.

Step 3: Creaming Butter and Eggs: In a separate bowl, beat the softened butter until light and fluffy. Gradually add the eggs one at a time, beating well after each addition. Stir in the vanilla extract and gradually add to the wet ingredients. Personalization Tip: Consider adding a teaspoon of almond extract if you enjoy an almond-flavored cake!

Step 4: Combining and Baking: Gently fold the wet ingredients into the dry ingredients until just combined (overmixing leads to a tough cake!). Pour the batter into the prepared pan and bake for 30-35 minutes, or until a wooden skewer inserted into the center comes out clean.

Step 5: The Quick Caramel Frosting: While the cake is still warm, prepare the frosting. In a medium saucepan, combine the butter and brown sugar over medium heat. Cook, stirring constantly, until the butter is melted and the sugar is dissolved. Remove from the heat and stir in the heavy cream and vanilla extract. Pour the caramel frosting over the warm cake and let it spread evenly.

Nutritional Information (Per Serving – based on 12 servings)

This information is an estimate and may vary based on specific ingredients used.

  • Calories: Approximately 350-400
  • Fat: 18-22g
  • Saturated Fat: 10-14g
  • Carbohydrates: 45-50g
  • Sugar: 30-35g
  • Protein: 4-5g

(Note: For precise calculations, use a nutritional calculator with your specific ingredients.)

Hot Water Sponge Cake with Quick Caramel Frosting

Healthier Alternatives for the Recipe

  • Reduce Sugar: Decrease the sugar by ¼ cup, or use a sugar substitute like stevia or erythritol (adjust to taste).
  • Whole Wheat Flour: Replace half of the all-purpose flour with whole wheat flour for added fiber.
  • Greek Yogurt: Substitute some of the butter with plain Greek yogurt for extra protein and moisture.
  • Healthy Oils: Use a healthier oil like avocado oil or coconut oil instead of butter in the frosting (adjust consistency).

Serving Suggestions

This Hot Water Sponge Cake with Quick Caramel Frosting is perfect for any occasion! Serve it warm with a scoop of vanilla ice cream or whipped cream. For a personalized touch, consider adding fresh berries or a sprinkle of sea salt to enhance the flavors.

Common Mistakes to Avoid

Based on extensive baking data, common mistakes include:

  • Overmixing: This develops the gluten in the flour, leading to a tough cake.
  • Underbaking: Use a toothpick test to ensure it’s fully baked.
  • Using cold ingredients: Room temperature butter ensures better incorporation in the batter and increases the cake’s fluffiness.

Storing Tips for the Recipe

Store leftover cake in an airtight container at room temperature for up to 3 days. For longer storage, wrap tightly in plastic wrap and freeze for up to 2 months.

Conclusion

Creating a light and fluffy dessert is within your reach! This Hot Water Sponge Cake with Quick Caramel Frosting is a testament to that. Its simplicity and deliciousness make it perfect for beginners and experienced bakers alike. Try this recipe today and share your experience in the comments below!

 Don’t forget to check out our other delicious cake recipes!

FAQs

Q: Can I use a different type of pan? A: Yes, you can use an 8-inch round pan or a bundt pan, just adjust baking time accordingly.

Q: Can I make the cake ahead of time? A: Yes, the cake can be baked a day or two in advance and stored properly.

Q: What if my caramel frosting is too thick? A: Add a tablespoon or two of heavy cream to thin it out.

Q: Can I substitute the brown sugar? A: Yes, you can substitute with granulated sugar for your light dessert.

Now, go ahead and create that light and fluffy dessert you’ve been craving! Don’t forget to share your culinary masterpiece on social media using #HotWaterSpongeCake!

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Hot Water Sponge Cake with Quick Caramel Frosting

🍰 Hot Water Sponge Cake with Quick Caramel Frosting

This Hot Water Sponge Cake is ultra-light and springy thanks to hot water whipped into the batter—a trick that gives it an ethereal texture. It’s paired with a rich and creamy Quick Caramel Frosting, making it a timeless treat for birthdays, holidays, or teatime.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Course Dessert
Cuisine American
Servings 1 cake
Calories 310 kcal

Equipment

  • Mixing bowls
  • Electric mixer or whisk
  • 9×13-inch baking pan or two 8-inch round cake pans
  • Saucepan
  • spatula

Ingredients
  

For the Hot Water Sponge Cake:

  • 4 large eggs room temperature
  • 1 cup granulated sugar
  • 1 teaspoon vanilla extract
  • 1 cup all-purpose flour
  • 1 teaspoon baking powder
  • ½ teaspoon salt
  • ½ cup hot water not boiling, just very hot

For the Quick Caramel Frosting:

  • ½ cup 1 stick unsalted butter
  • 1 cup packed light brown sugar
  • ¼ cup milk whole or 2%
  • 1 ½ to 2 cups powdered sugar sifted
  • ½ teaspoon vanilla extract
  • Pinch of salt optional

Instructions
 

Make the Sponge Cake:

  • Preheat oven to 350°F (175°C). Grease and flour your baking pan(s).
  • Beat eggs and sugar together in a large bowl until thick, pale, and tripled in volume (about 5–7 minutes with a mixer on high speed).
  • Add vanilla and mix to combine.
  • Sift flour, baking powder, and salt together. Gently fold dry ingredients into egg mixture in 2–3 additions, being careful not to deflate the batter.
  • Stir in hot water quickly but gently until incorporated. Batter will be thin and airy.
  • Pour into prepared pan(s) and bake for 25–30 minutes, or until a toothpick inserted in the center comes out clean.
  • Let cool in the pan for 10 minutes, then transfer to a wire rack to cool completely before frosting.

🥄 Make the Quick Caramel Frosting:

  • In a medium saucepan, melt butter over medium heat. Stir in brown sugar and cook for 2 minutes, stirring constantly until bubbly.
  • Add milk and bring the mixture to a gentle boil. Simmer for 1 minute, then remove from heat.
  • Stir in vanilla and salt (if using). Let cool for 5 minutes.
  • Gradually whisk in powdered sugar until smooth and spreadable. If too thick, add a teaspoon of milk at a time. If too thin, add a bit more powdered sugar.

Notes

💡 Tips for Success
Beat the eggs and sugar long enough to build air into the batter—this is key for sponge texture
Add the hot water just before baking to preserve the airiness
Work quickly with the caramel frosting—it sets as it cools
Keyword hot water sponge cake, sponge cake with caramel frosting, caramel cake, vintage sponge cake, old-fashioned caramel icing

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