This Decadent Chocolate Layer Cake is a chocolate lover's dream come true. With a rich, moist interior and a delightful swirl of frosting on top, this cake is perfect for birthdays, celebrations, or any day you want to treat yourself to something truly special.
All-purpose flour gives the cake structure, balancing out the moisture from the other ingredients. Granulated sugar sweetens and adds moisture to the cake. Unsweetened cocoa powder is the star here, providing that deep chocolate flavor we crave. Baking powder and baking soda work together to help the cake rise properly. Salt enhances all the flavors, making sure the sweetness and chocolate stand out.
Eggs add richness and bind everything together. Whole milk adds moisture and richness, while vegetable oil keeps the cake tender and moist. Vanilla extract adds a subtle background flavor that complements the chocolate. Boiling water helps to bloom the cocoa, deepening its flavor.
For the frosting, unsalted butter provides a creamy base. Powdered sugar sweetens and thickens the frosting, while a touch of vanilla extract adds flavor. Cocoa powder and heavy cream transform half of the frosting into a rich chocolate delight.
This cake pairs beautifully with a scoop of vanilla ice cream or a dollop of whipped cream on the side. For an extra touch, sprinkle some fresh berries on top for a pop of color and flavor. A glass of cold milk or a mellow cup of tea makes a delightful companion to this rich dessert.
First, preheat your oven to 350°F and grease two 9-inch round cake pans. This ensures your cakes bake evenly and don't stick to the pans.
In a large mixing bowl, combine the dry ingredients: flour, sugar, cocoa powder, baking powder, baking soda, and salt. This step ensures that everything is well-distributed before you add the wet ingredients.
Add the eggs, milk, oil, and vanilla to the dry mix. Beat everything together on medium speed for about two minutes. This helps incorporate air, giving your cake a light texture.
Carefully stir in the boiling water. The batter will be quite thin, but that's what makes the cake moist and luscious.
Pour the batter evenly into your prepared cake pans. Bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean.
Let the cakes cool in their pans for about 10 minutes, then transfer them to a wire rack to cool completely. This prevents them from overcooking and drying out.
While the cakes cool, make the frosting. Beat the butter until creamy, then gradually add the powdered sugar, mixing well to avoid lumps.
Divide the frosting in half. To one half, add vanilla extract. To the other, add cocoa powder and heavy cream, mixing until smooth and creamy.
Once the cakes are completely cool, spread a layer of the chocolate frosting on top of one cake. Place the second cake layer on top.
Finally, swirl the vanilla and chocolate frostings together on top of the cake, creating a marbled effect. This gives the cake a visually stunning finish.