Black Forest Sheet Cake

Any time I have guests over or need to bring a dessert somewhere, I bring a cake. And very often, this black forest sheet cake is the perfect choice: not too fancy, feels special, and no intense pressure of assembling layers. It’s not super sweet and the frosting is light and fluffy.

close up view of chocolate cake with cherries and creamy frosting.

Black Forest Sheet Cake

The perfect combination of moist chocolate cake, tangy cherries, and whipped cream frosting. Beautiful and elegant without too much fuss.
Prep Time 20 minutes
Cook Time 30 minutes
Chilling time 1 hour
Total Time 1 hour 50 minutes
Serving Size 12 people

Equipment

  • 13 x 9 baking dish
  • Hand mixer

Ingredients

For the sheet cake

  • cups all-purpose flour
  • 2 cups granulated sugar
  • ¾ cup unsweetened cocoa powder
  • teaspoons baking soda
  • ½ teaspoon baking powder
  • 1 cup whole milk
  • ½ cup vegetable oil
  • teaspoons vanilla extract
  • 2 large eggs
  • 1 cup hot water
  • 1 cup chopped frozen black cherries

For the Whipped Cream Frosting

  • 2 cups heavy whipping cream
  • 1 cup powdered sugar
  • ½ teaspoon vanilla extract

For Garnish

  • fresh or frozen black cherries
  • shaved chocolate

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Instructions

  • Prep. Preheat the oven to 350℉. Then, lightly grease a 9×13-inch baking dish with nonstick cooking spray.
  • Mix dry ingredients and wet ingredients separately. In a large mixing bowl, combine the flour, sugar, cocoa powder, baking soda, and baking powder. Whisk well and set aside. Then, in a medium bowl, whisk together the milk, vegetable oil, vanilla extract, and eggs until thoroughly blended.
  • Combine them and add water. Pour the wet ingredients into the dry ingredients. Pour the liquid ingredients into the bowl with the dry ingredients. Mix them together gently using a rubber spatula until they are just combined. Slowly pour in the hot water while whisking continuously until the batter becomes smooth and even.
  • Add cherries. Gently fold in the chopped black cherries until evenly distributed throughout the batter with a spatula.
  • Bake. Pour the cake batter into the prepared 9×13 baking dish and bake for 30-35 minutes or until a toothpick inserted into the middle of the cake comes out clean. Allow the cake to cool completely in the dish on a wire rack.

Assemble.

  • Make the frosting. In a large bowl, using a stand mixer or hand mixer, whip the heavy cream until it forms soft peaks. Add the powdered sugar and vanilla extract, continuing to whip until stiff peaks form.
  • Frost and garnish. Add the whipped cream to the top of the sheet cake and spread evenly. Garnish with shaved chocolate and black cherries. Enjoy!
  • Serve. Cut into pieces and serve chilled or at room temperature.

Notes

To check if your cake is baked perfectly, poke a toothpick into the center. Your cake is ready if it comes out clean or with just a few moist crumbs. If there’s still wet batter on the toothpick, give it a few more minutes in the oven and check again.
Allow your cake to cool completely before frosting it. 
 

For the best cake, make sure your eggs and milk are at room temperature before adding them to the mix. This makes the batter smoother and even, resulting in a lighter, fluffier cake.

Sifting the flour, cocoa powder, baking soda, and baking powder together may seem like an extra step, but it helps to prevent clumps and ensures that the ingredients mix uniformly, leading to a better texture for your cake.

If you’re using frozen cherries, chop them while they’re still partially frozen for easier handling. Dry them on paper towels before adding them to the batter to avoid excess moisture that could affect the cake’s texture.

plated cake slice with cherries.

Serving Suggestions

For a grown up dinner get-together, serve this cake with chicken marsala over fettuccine, a big Caesar salad, and homemade French bread.

About the Ingredients

All-purpose flour: Use an equal amount of cake flour for a lighter texture.

ingredients on marble counter.

Unsweetened cocoa powder: Replace with Dutch-processed cocoa for a smoother, milder chocolate taste.

Whole milk: Use almond milk or another non-dairy milk if desired.

Eggs: For a vegan option, use flax eggs (1 tablespoon ground flaxseed mixed with 3 tablespoons water per egg).

Storage Instructions

Due to the whipped cream frosting, the cake should be stored in the refrigerator. To maintain freshness, cover the cake with plastic wrap or place it in an airtight container. When refrigerated, your cake should stay fresh for up to four days.

The whipped cream frosting will not freeze well, but you can freeze the unfrosted cake just fine.

I hope you enjoy everything about this recipe, from the easy prep to the pretty chocolate shavings on top it’s one of our favorites.

sheet cake cut into squares.

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By Katie Shaw

Katie lives in Virginia with her husband, three daughters, a chocolate lab, and over thirty chickens. She loves creating simple tutorials for sourdough, bread, and soap. Her recipes, articles, and YouTube videos reach millions of people per year.

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3 Comments

  1. Hi Katie . I made this cake today , my brother and his family came over for my birthday and I wanted to make a cake from scratch for them .It turned out great apart from the cherries they were all on the bottom of the cake . The sponge was very moist not very sweet. Overall was one of the good ones I’ve made . Thanx Katie

    1. one the things I learned with fruit or chocolate chips in a cake is to roll lightly in flor & they won’t sink to the bottom of your cake. Try it!