Deliciously Moist Chocolate Layer Cake

Category: Cozy Meals for Every Mood

This chocolate layer cake stands out for its moist and tender crumb, rich cocoa flavor, and dreamy chocolate buttercream. Freshly brewed coffee and espresso powder intensify the chocolate notes, while buttermilk keeps the layers soft and light. Stacked and frosted with a creamy chocolate buttercream, this cake yields dramatic slices perfect for any celebration. Assembly is made easy with simple mixing and frosting steps, and versatility is built in—bake as a round layer cake, sheet cake, or even cupcakes. Serve chilled or at room temperature for ultimate chocolate satisfaction.

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By Harper Harper
Updated on Sun, 15 Jun 2025 21:38:02 GMT
A slice of chocolate cake on a plate. Save
A slice of chocolate cake on a plate. | flavorrhaven.com

There is nothing like the comforting aroma of a chocolate cake baking in the oven to draw everyone to the kitchen This chocolate layer cake stands out for its incredible moistness and fudgy yet light crumb Rich chocolate buttercream and a gentle hint of coffee make it irresistible Whether you are celebrating a birthday or just want a treat for Sunday dinner this recipe makes a showstopper

When I first baked this cake for a friend’s birthday it was polished off in one evening Now it is my go to recipe for any chocolate craving

Ingredients

  • All purpose flour: gives the cake its structure Always scoop and level for accurate measuring
  • Unsweetened natural cocoa powder: brings true chocolate flavor For best results choose a high quality brand
  • Granulated sugar: ensures just the right amount of sweetness
  • Baking soda and baking powder: are key for a lofty rise Always check their freshness
  • Salt: balances and sharpens the flavor profile
  • Espresso powder: is optional but deepens the chocolate taste even further A good grocery store brand does the trick
  • Vegetable oil: keeps the cake extremely moist Any neutral oil works but avoid olive oil for flavor
  • Large eggs: add richness and help bind the batter Make sure they are at room temperature
  • Pure vanilla extract: gives that bakery style aroma Go for real vanilla for the best results
  • Buttermilk: provides moisture and a hint of tang Use full fat if possible
  • Hot freshly brewed coffee: amplifies the cocoa notes without making it taste like coffee Use decaf if you want less caffeine
  • Unsalted butter: is the base for a creamy buttercream Softened butter beats up smooth and luscious
  • Confectioners sugar: melts beautifully into the frosting Sift if yours is clumpy
  • Heavy cream: gives the frosting a silky whippable texture Milk or half and half can work in a pinch
  • Semi sweet chocolate chips: make the perfect finishing touch Sprinkle them on for extra indulgence

Step by Step Instructions

Prep the Pans:
Grease two nine inch cake pans and line the bottoms with rounds of parchment paper then grease the parchment This ensures the cakes release fully and avoids sticking
Mix Dry Ingredients:
Whisk together flour cocoa powder sugar baking soda baking powder salt and espresso powder in a large bowl Ensuring the cocoa powder is fully combined helps avoid lumps later
Mix Wet Ingredients:
Using a mixer or whisk combine the oil eggs and vanilla until smooth and creamy Add in the buttermilk and mix again until just blended
Combine and Add Liquid:
Gently pour the wet mixture into the dry ingredients Using low speed or a whisk blend together while pouring in the hot coffee The batter will be thin but this is exactly what makes the cake so moist
Bake:
Divide the batter evenly between prepared pans Bake in a preheated oven for about twenty three to twenty six minutes A toothpick inserted in the center should come out clean Slight sinking as cakes cool is normal for a chocolate cake with this much moisture
Cool the Cakes:
Set the pans on a wire rack and let the cakes cool completely in their pans before frosting Handling them too early can lead to breakage
Make the Buttercream:
Using a mixer whip the butter until creamy Add the confectioners sugar cocoa powder heavy cream salt and vanilla Beat first on low then at high speed for a minute Check the consistency and add more sugar or cream if needed The frosting should be spreadable and hold soft peaks
Assemble and Frost:
Level the cooled cakes with a serrated knife if domed Place the first layer on a serving platter Spread frosting generously over top Add the second layer and cover the cake entirely with the remaining frosting Use a bench scraper or spatula to smooth over the sides Scatter chocolate chips on top for decoration
Chill and Serve:
Let the cake chill in the refrigerator for thirty to sixty minutes before slicing so the layers set Serve the cake slightly chilled or at room temperature according to your preference
A deliciously moist chocolate layer cake. Save
A deliciously moist chocolate layer cake. | Flavorrhaven.com

My favorite ingredient in this cake is the espresso powder It truly elevates the chocolate flavor to another level I still remember the first time I tried it in my grandma’s old kitchen and we were all amazed at how deep and flavorful the cake turned out

Storage Tips

Store leftover chocolate cake tightly wrapped in the refrigerator for up to five days This cake also freezes beautifully Either freeze the frosted cake as a whole or slice and wrap individual pieces in plastic wrap then place in a zip bag Defrost overnight in the fridge and bring to room temperature before serving for the best flavor

Ingredient Substitutions

No buttermilk No problem Make a quick substitute by adding a splash of vinegar or lemon juice to regular milk and letting it sit for a few minutes Do not skip the coffee if possible but in a pinch hot water works too Choose coconut oil or canola oil as alternatives to vegetable oil If you are out of confectioners sugar blend granulated sugar in a high speed blender

Serving Suggestions

This cake stands alone but pairs wonderfully with a cold glass of milk Try serving with a scoop of vanilla or coffee ice cream for celebrations For a more festive look decorate the top with sprinkles chocolate curls or fresh berries

Cultural Notes

Chocolate cake has been a classic in American baking since the early twentieth century There are countless versions but this one sticks out thanks to extra moisture from oil and buttermilk plus the addition of coffee Which makes it rich and memorable just like bakery cakes from childhood birthday parties

Recipe Questions

→ How do I keep the cake extra moist?

Use room temperature buttermilk and coffee, and avoid overbaking. Buttermilk and oil guarantee a tender crumb.

→ Can I make the cake layers ahead?

Yes, bake and cool layers, then wrap and refrigerate for up to 2 days or freeze for up to 3 months.

→ What does espresso powder do in this cake?

Espresso powder deepens the chocolate flavor without adding a coffee taste. It's optional but recommended for a richer result.

→ Can I substitute buttermilk?

Add 2 teaspoons vinegar or lemon juice to 1 cup milk and let sit for 5 minutes. This homemade version works well, though full-fat buttermilk yields the best texture.

→ How should I store the finished cake?

Keep the cake covered in the refrigerator, either uncut or in slices, for up to 5 days. Serve at room temperature or chilled.

Deliciously Moist Chocolate Layer Cake

Layered chocolate cake with a tender crumb and triple chocolate flavor, finished with creamy chocolate buttercream.

Prep Time
30 minutes
Cook Time
25 minutes
Total Duration
55 minutes
By Harper: Harper

Recipe Category: Comfort Food

Level of Difficulty: Moderately Challenging

Cuisine Style: American

Portion Output: 14 Number of Servings (Two 23-cm cake layers)

Dietary Options: Vegetarian-Friendly

List of Ingredients

→ Cake

01 219 g all-purpose flour
02 62 g unsweetened natural cocoa powder
03 350 g granulated sugar
04 2 teaspoons baking soda
05 1 teaspoon baking powder
06 1 teaspoon salt
07 2 teaspoons espresso powder (optional)
08 120 ml vegetable oil (or canola oil or melted coconut oil)
09 2 large eggs, at room temperature
10 2 teaspoons pure vanilla extract
11 240 ml buttermilk, at room temperature
12 240 ml freshly brewed strong hot coffee

→ Chocolate Buttercream

13 282 g unsalted butter, softened to room temperature
14 420 g confectioners’ sugar
15 65 g unsweetened cocoa powder (natural or dutch process)
16 45-75 ml heavy cream (or half-and-half or milk), at room temperature
17 1/4 teaspoon salt
18 1 teaspoon pure vanilla extract

→ Decoration (optional)

19 Semi-sweet chocolate chips

How to Prepare

Step 01

Preheat oven to 177°C. Grease two 23-cm round cake pans and line the bases with parchment paper rounds. Grease the parchment as well to ensure easy release.

Step 02

In a large mixing bowl, whisk together all-purpose flour, cocoa powder, granulated sugar, baking soda, baking powder, salt, and espresso powder (if using) until evenly combined.

Step 03

In a separate bowl, use an electric mixer or whisk to thoroughly blend vegetable oil, eggs, and vanilla extract. Mix in buttermilk until incorporated.

Step 04

Pour the wet ingredients into the dry mixture. Add hot coffee and mix on low speed until batter is completely combined and smooth. The batter will be thin.

Step 05

Divide the batter evenly between prepared pans. Bake for 23–26 minutes or until a toothpick inserted in the center emerges clean. Baking times may vary.

Step 06

Remove cakes from the oven and place pans on a wire rack. Allow cakes to cool completely in the pans before turning out.

Step 07

Beat softened butter with a mixer on medium speed until creamy (about 2 minutes). Add confectioners’ sugar, cocoa powder, 45 ml heavy cream, salt, and vanilla. Mix on low for 30 seconds, then increase to high and beat for 1 minute. If frosting is too thin, add more confectioners' sugar or cocoa powder; if too thick, add additional cream in small amounts.

Step 08

If cake layers are domed, level tops using a large serrated knife. Place one layer on a cake stand or plate. Spread with buttercream, add the second layer, and cover the top and sides with remaining frosting.

Step 09

Garnish cake with chocolate chips if desired. Refrigerate uncovered for 30–60 minutes to set the shape before slicing.

Step 10

Serve at room temperature or chilled. Store tightly covered cake in the refrigerator for up to 5 days.

Additional Information

  1. For best results, use room temperature ingredients to ensure an even batter texture.
  2. Espresso powder and coffee intensify chocolate flavor without imparting noticeable coffee taste.
  3. To create your own buttermilk, combine 2 teaspoons of white vinegar or lemon juice with enough whole milk to reach 240 ml, let stand 5 minutes before use.
  4. Cakes may slightly sink in the center after cooling due to high moisture; this is typical for moist chocolate cakes.
  5. For a sturdier crumb, replace half the buttermilk and hot coffee with 120 ml each, and add 180 g full-fat sour cream to the wet ingredients.
  6. Wrap baked cake layers well and refrigerate up to 2 days or freeze up to 3 months.

Necessary Tools

  • 23-cm round cake pans
  • Electric mixer (handheld or stand)
  • Mixing bowls
  • Whisk
  • Wire cooling rack
  • Cake stand or serving plate
  • Icing spatula
  • Bench scraper
  • Serrated knife
  • Parchment paper

Allergen Information

Double-check every ingredient for allergens and seek medical advice if unsure.
  • Contains wheat (gluten), eggs, and milk products.

Nutritional Details (per serving)

Nutritional details are for general reference and shouldn't replace expert consultation.
  • Calorie Count: 495
  • Fat: 25 grams
  • Carbohydrate Content: 66 grams
  • Protein: 5 grams