Moist Chocolate Sheet Cake with Whipped Cream and Ganache
There’s something undeniably comforting about a rich chocolate cake, especially when it’s a moist, decadent creation like this Moist Chocolate Sheet Cake. Topped with fluffy whipped cream and a glossy ganache, this dish is perfect for any celebration—from birthdays to holidays—or simply as a sweet treat to enjoy with family and friends. The combination of the cake’s rich chocolate flavor and the lightness of the whipped cream creates a delightful contrast that will leave everyone craving more. It’s an easy-to-make dessert that feels special enough for any occasion, ensuring that home bakers of all levels can impress their loved ones.
This recipe is not just about taste; it’s about bringing smiles and joy when served. Whether you’re serving it at a gathering or enjoying a slice as an afternoon indulgence, this cake is sure to become a beloved favorite. So grab your mixing bowls and let’s get baking!
This is what the finished dish looks like when perfectly baked.
Ingredients
- 1 ¾ cups all-purpose flour
- 1 ¾ cups granulated sugar
- ¾ cup unsweetened cocoa powder
- 1 ½ tsp baking powder
- 1 ½ tsp baking soda
- 1 tsp salt
- 2 large eggs
- 1 cup whole milk
- ½ cup vegetable oil
- 2 tsp vanilla extract
- 1 cup boiling water
- 1 cup heavy cream
- 8 oz semi-sweet chocolate, chopped
The ingredients laid out and ready for preparation.
Directions
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Preheat the Oven: Preheat your oven to 350°F (175°C). Grease and flour a 9×13-inch sheet cake pan.
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Mix Dry Ingredients: In a large mixing bowl, combine the flour, sugar, cocoa powder, baking powder, baking soda, and salt. Whisk together until well blended.
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Add Wet Ingredients: Add the eggs, milk, vegetable oil, and vanilla extract to the dry mixture. Beat on medium speed for 2 minutes.
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Incorporate Boiling Water: Carefully stir in the boiling water until the batter is smooth; the batter will be thin.
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Bake: Pour the batter into the prepared pan and bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean.
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Cool the Cake: Let the cake cool in the pan for about 10 minutes, then transfer it to a wire rack to cool completely.
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Prepare the Ganache: In a saucepan, heat the heavy cream over medium heat until it just begins to simmer. Remove from heat and add the chopped chocolate. Stir until smooth.
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Frost the Cake: Once the cake is cool, pour the ganache over the top, allowing it to drip over the edges.
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Whip the Cream: In a separate bowl, whip additional heavy cream until soft peaks form. Spread or pipe the whipped cream over the ganache-topped cake.
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Serve and Enjoy: Cut into squares, serve, and enjoy the delicious moistness of your cake!
Tips & Variations
- Ingredient Substitutions: You can use almond milk or soy milk for a dairy-free option. Cake flour can also be substituted for all-purpose flour for a lighter texture.
- Optional Variations: Add a pinch of espresso powder to intensify the chocolate flavor, or mix in chocolate chips for extra chocolatey goodness.
- Storage or Reheating Tips: Store leftover cake in an airtight container in the refrigerator for up to 3 days. To reheat, place a slice in the microwave for 10-15 seconds.
Recipe Information
- Prep Time: 20 minutes
- Cook Time: 35 minutes
- Total Time: 55 minutes
- Servings: 12
- Difficulty Level: Easy

Moist Chocolate Sheet Cake
Ingredients
- 1.75 cups 1 ¾ cups all-purpose flour
- 1.75 cups 1 ¾ cups granulated sugar
- 0.75 cup ¾ cup unsweetened cocoa powder
- 1.5 tsp 1 ½ tsp baking powder
- 1.5 tsp 1 ½ tsp baking soda
- 1 tsp 1 tsp salt
- 2 large 2 large eggs
- 1 cup 1 cup whole milk
- 0.5 cup ½ cup vegetable oil
- 2 tsp 2 tsp vanilla extract
- 1 cup 1 cup boiling water Be careful when adding.
- 1 cup 1 cup heavy cream
- 8 oz 8 oz semi-sweet chocolate, chopped
Method
- Preheat your oven to 350°F (175°C). Grease and flour a 9×13-inch sheet cake pan.
- In a large mixing bowl, combine the flour, sugar, cocoa powder, baking powder, baking soda, and salt. Whisk together until well blended.
- Add the eggs, milk, vegetable oil, and vanilla extract to the dry mixture. Beat on medium speed for 2 minutes.
- Carefully stir in the boiling water until the batter is smooth; the batter will be thin.
- Pour the batter into the prepared pan and bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean.
- Let the cake cool in the pan for about 10 minutes, then transfer it to a wire rack to cool completely.
- In a saucepan, heat the heavy cream over medium heat until it just begins to simmer. Remove from heat and add the chopped chocolate. Stir until smooth.
- Once the cake is cool, pour the ganache over the top, allowing it to drip over the edges.
- In a separate bowl, whip additional heavy cream until soft peaks form. Spread or pipe the whipped cream over the ganache-topped cake.
- Cut into squares, serve, and enjoy the delicious moistness of your cake!