Moist Chocolate Layer Cake with Coffee Buttercream Icing

A rich, chocolatey aroma wafts through the kitchen as this decadent cake bakes. The Moist Chocolate Layer Cake with Coffee Buttercream Icing combines layers of soft, luscious chocolate cake with a creamy, velvety coffee frosting. This easy-to-follow recipe takes about an hour and a half from start to finish, resulting in a dessert that is perfect for satisfying sweet cravings or impressing guests at your next gathering.

This recipe is perfect for chocolate lovers, celebratory dinners, or cozy get-togethers. You can make the cake a day ahead and store it in an airtight container to keep it fresh.

Why You’ll Love This Recipe

• The cake layers are incredibly moist and tender.
• The coffee buttercream adds a delightful flavor contrast.
• It’s simple enough for novice bakers yet impressive to serve at gatherings.
• Each bite is a perfect balance of chocolate richness and coffee notes.

What You’ll Need

Gather the ingredients before you start baking:

For the Cake

• 1 3/4 cups all-purpose flour
• 3/4 cup unsweetened cocoa powder
• 2 cups sugar
• 1 1/2 teaspoons baking soda
• 1 1/2 teaspoons baking powder
• 1 teaspoon salt
• 2 large eggs
• 1 cup whole milk
• 1/2 cup vegetable oil
• 2 teaspoons vanilla extract
• 1 cup boiling water

For the Frosting

• 1 cup unsalted butter, softened
• 4 cups powdered sugar
• 1/2 cup brewed coffee, cooled
• 1 teaspoon vanilla extract (for frosting)

Use instant coffee for brewed coffee if needed.

Substitutions & Swaps

• Whole milk can be swapped for buttermilk.
• Vegetable oil can be replaced with melted coconut oil.
• Use a gluten-free flour blend for a gluten-free version.
• Espresso can substitute for brewed coffee for a bolder flavor.

How to Make It

Start creating your delicious cake with these simple steps:

1. Preheat and Prepare

Preheat your oven to 350°F (175°C) and grease and flour two 9-inch round cake pans.

2. Mix Dry Ingredients

In a large bowl, mix flour, cocoa powder, sugar, baking soda, baking powder, and salt until well combined.

3. Combine Wet Ingredients

Add eggs, milk, vegetable oil, and vanilla extract. Beat for 2 minutes on medium speed until smooth.

4. Stir in Boiling Water

Stir in boiling water until thoroughly combined (the batter will be thin).

5. Pour and Bake

Pour the batter evenly into the prepared pans. Bake for 30 to 35 minutes or until a toothpick inserted in the center comes out clean.

6. Cool Cakes

Let the cakes cool in the pans for 10 minutes before transferring them to wire racks to cool completely.

7. Make the Frosting

For the icing, beat together softened butter, powdered sugar, cooled coffee, and vanilla extract until light and fluffy.

8. Frost the Cake

Once the cakes are completely cool, frost the top of one layer, place the second layer on top, and frost the top and sides of the cake.

9. Serve

Slice, serve, and enjoy this indulgent dessert!

How to Store It

Fridge: store for up to 5 days in an airtight container.
Freezer: yes, for up to 3 months; wrap tightly.
Reheat: microwave slices for 10-15 seconds to warm slightly.

Tips for Best Results

• Make sure all ingredients are at room temperature for an even batter.
• Do not overbake the cake for maximum moisture.
• Use a serrated knife to level the cake layers for easier frosting.
• Chill the frosted cake for 30 minutes before serving for cleaner slices.

Serving Suggestions

• Pair with a scoop of vanilla ice cream.
• Serve alongside fresh berries for a fruity contrast.
• Enjoy with a cup of strong coffee or espresso to enhance flavors.