This chocolate strawberry cake has moist chocolate layers filled with a thick strawberry sauce and topped with strawberry cream cheese frosting.
Instead of using fake flavors, I use a real strawberry reduction for a bright, natural taste that perfectly balances the rich cocoa.
For more delicious chocolate cake recipes, check out my chocolate hazelnut cake, chocolate mayonnaise cake, chocolate brooklyn blackout cake, and chocolate espresso cake.
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Why this recipe works
- The "Bloom" Technique: Mixing hot coffee into the cocoa powder dissolves lumps and "blooms" the chocolate, releasing deep flavor notes that cold liquids can't reach.
- Real Fruit Reduction: By simmering the strawberries into a thick concentrate, you get an intense berry flavor and bright color without adding extra water that would make the frosting runny.
- Oil-Based Sponge: Using oil instead of butter keeps the cake soft and moist even when stored in the fridge—essential for any cake with cream cheese frosting.
- Acidity Balance: The tang from the cream cheese and the slight acidity in the berries cut through the sugar, ensuring the cake is flavorful rather than just sweet.
Ingredients
Before you start to make this recipe, measure and prepare your ingredients so the cooking process will go smoothly and easily.
Full measurements are in the recipe card below.
The Chocolate Sponge
Hot Coffee: It "blooms" the cocoa powder, dissolving any lumps and intensifying the chocolate flavor.
All-Purpose Flour: The "bones" of the cake. It provides the gluten structure that holds everything together.
Dutch-Process Cocoa: Provides the deep color and chocolate flavor. Because it’s neutralized, it creates a smoother taste than natural cocoa.
Granulated Sugar: Sweetens and helps the cake brown.
Brown Sugar: Adds a touch of molasses, which makes the crumb fudgy and extra moist.
Baking Powder & Soda: These create air bubbles. The soda reacts with the buttermilk to give the cake a high, fluffy rise.
Eggs: The "glue." They bind the ingredients together and add richness to the batter.
Buttermilk: The acid in buttermilk tenderizes the flour, making the cake melt-in-your-mouth soft.
Vegetable Oil: Unlike butter, oil remains liquid at room temperature, ensuring the cake never feels dry.
The Strawberry Filling
- Strawberries: Provide the natural flavor and color.
- Lemon Juice: Acts as a "flavor booster" to make the strawberry taste sharper and more vibrant.
The Cream Cheese Frosting
- Full-Fat Cream Cheese: Gives the frosting its creamy texture and signature tangy flavor.
- Unsalted Butter: Provides the "stiffness" needed so the frosting doesn't slide off the cake.
- Strawberry Reduction: Adds the final punch of real fruit flavor and a natural pink tint.
Instructions
Preheat oven to 180°C (350°F). Line two 8-inch pans with parchment.
Whisk eggs, oil, vanilla, sour cream, salt, buttermilk, sugar, and ½ of the cocoa in a large bowl until smooth.
Add flour, baking powder, and baking soda. Whisk until just visible streaks of flour remain.
Bloom the Cocoa: Pour in the hot coffee mixed with ½ of the cocoa powder. Whisk gently until the batter is smooth.
Divide batter evenly (use a scale for precision). Bake for 30 minutes or until a toothpick comes out clean.
Release edges with a thin spatula. Invert onto a wire rack and cool completely before frosting.
Make the strawberry filling
Combine chopped strawberries, sugar, and lemon juice in a saucepan over medium-high heat. Reduce to medium-low. Simmer for 20 minutes, stirring occasionally.
Whisk cornstarch with a splash of water; stir into berries. Simmer for 2 minutes until glossy. Cool completely to room temperature (it will thicken further).
Make the strawberry cream cheese frosting
Beat softened cream cheese and butter until smooth and aerated. Gradually add powdered sugar on low speed until fully incorporated.
Mix in strawberry compote (from step 2), vanilla, and salt. Beat on medium until smooth and holdable.
Assembly
Pipe a thick ring of frosting around the edge of the first cake layer to create a "dam." Pour the cooled strawberry filling into the center of the dam.
Top with the second cake layer.
Frost the top and sides. Press paper-towel-dried strawberry halves onto the frosting for decoration.
Expert Tips
- The Coffee Bloom: Use freshly boiled coffee. The heat is what physically "blooms" the cocoa solids, resulting in a significantly darker, richer sponge.
- Precision Weight: Always weigh your batter. Even a 20g difference between pans can lead to uneven heights and lopsided stacking.
- The Frosting "Dam": Make the frosting border slightly higher than the filling. This prevents the strawberry center from leaking through the sides under the weight of the top layer.
- Dry Your Berries: If using fresh strawberries for garnish, pat the cut sides with a paper towel. This prevents "bleeding" onto the frosting.
Troubleshooting
Cake Sank in Middle: Usually caused by underbaking or opening the oven door too early. Ensure a toothpick comes out completely clean.
Runny Frosting: Your strawberry filling or cake layers were likely still warm. Chill everything to room temperature before assembly.
Grainy Frosting: Sift your powdered sugar. If the butter is too cold, it won't emulsify properly with the cream cheese.
Faq's
Yes, use hot water, but the chocolate flavor will be noticeably flatter.
Oil provides moisture; sour cream provides "body" and fat, creating a sturdy yet soft crumb.
Yes. You have two options:
Standard (3 Thinner Layers): Divide the current batter into three 8-inch pans. Reduce baking time to 22–25 minutes.
Tall (3 Thick Layers): Multiply all ingredients (batter, filling, and frosting) by 1.5. Bake for the standard 30 minutes.
Note: If choosing three layers, ensure you increase the frosting and filling quantities to cover the extra layer of assembly.
No. Due to the cream cheese and fresh fruit, this cake must be refrigerated.
Storing
Store in an airtight container for up to 4 days. Because of the cream cheese and fresh fruit, this cake must stay chilled.
Freezing
Freezing Slices: Flash-freeze slices on a tray for 1 hour, then wrap tightly in plastic wrap. Good for up to 2 months.
Freezing Layers: Wrap unfrosted layers in double plastic wrap. They stay fresh for 3 months and are actually easier to frost while slightly frozen.
Make It Ahead Of Time
2 Days Before: Prepare the strawberry filling. Store in an airtight container in the fridge.
1 Day Before: Bake the cake layers. Once cool, wrap tightly in plastic wrap and store at room temperature.
Day Of: Whip the frosting, assemble the layers, and serve.
Pro Tip: For the cleanest slices, assemble the cake at least 4 hours before serving to let the filling and frosting set.
Substitutions
Dairy-Free: Swap buttermilk for almond milk + 1 teaspoon lemon juice. Use vegan butter and plant-based cream cheese for the frosting.
Egg-Free: Replace eggs with ⅔ cup unsweetened applesauce.
Gluten-Free: Use a 1:1 GF flour blend (ensure it contains xanthan gum).
Coffee-Free: Swap hot coffee for boiling water.
Variations
Berry Swap: Replace strawberries with raspberries or blackberries using the same measurements and reduction method.
White Chocolate: Fold ½ cup white chocolate chips into the batter or melt them into the frosting for extra sweetness.
Mocha Version: Increase coffee strength and add 1 teaspoon espresso powder to the dry ingredients.
Citrus Twist: Add fresh orange zest to the chocolate batter and the strawberry filling to brighten the flavor profile.
Equipment
- Two 8-inch Pans: Standard for this recipe's volume.
- Parchment Paper: Non-negotiable for clean release.
- Kitchen Scale: For precise batter distribution.
- Sifter: Prevents cocoa and sugar lumps.
- Electric Hand Mixer: To properly cream the frosting.
- Saucepan: For the strawberry reduction.
- Piping Bag: Crucial for the filling "dam."
- Offset Spatula: For smooth frosting application.
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📖 Recipe
Chocolate Strawberry Cake
Ingredients
For the chocolate cake
- 3 Eggs
- ½ teaspoon Kosher salt
- 2 teaspoon Vanilla extract
- ⅔ cup Cocoa powder
- 1 ¾ cups Granulated sugar
- ½ cup Sour cream
- ¾ cup Buttermilk
- ⅔ cup Vegetable oil
- 2 cups Flour
- 2 teaspoon Baking powder
- ½ teaspoon Baking soda
- ¾ cup Coffee hot
For the strawberry filling
- 2 cups Strawberries
- ¼ cup Granulated sugar
- 1 tablespoon Lemon juice
- 1 teaspoon Cornstarch
For the strawberry cream cheese frosting
- 1 cup Butter soft, unsalted
- 5.3 oz Cream cheese full fat
- 5 cups Powdered sugar
- ¼ cup Strawberry compote
- ½ teaspoon Kosher salt
Instructions
Make the chocolate sponge
- Preheat oven to 180°C (350°F). Line two 8-inch pans with parchment.
- Whisk eggs, oil, vanilla, sour cream, salt, buttermilk, sugar, and ½ of the cocoa in a large bowl until smooth.
- Add flour, baking powder, and baking soda. Whisk until just visible streaks of flour remain.
- Bloom the Cocoa: Pour in the hot coffee mixed with ½ of the cocoa powder. Whisk gently until the batter is smooth.
- Divide batter evenly (use a scale for precision). Bake for 30 minutes or until a toothpick comes out clean.
- Release edges with a thin spatula. Invert onto a wire rack and cool completely before frosting.
Make the strawberry filling
- Combine chopped strawberries, sugar, and lemon juice in a saucepan over medium-high heat. Reduce to medium-low. Simmer for 20 minutes, stirring occasionally.
- Whisk cornstarch with a splash of water; stir into berries. Simmer for 2 minutes until glossy. Cool completely to room temperature (it will thicken further).
Make the strawberry cream cheese frosting
- Beat softened cream cheese and butter until smooth and aerated. Gradually add powdered sugar on low speed until fully incorporated.
- Mix in strawberry compote (from step 2), vanilla, and salt. Beat on medium until smooth and holdable.
Assembly
- Pipe a thick ring of frosting around the edge of the first cake layer to create a "dam." Pour the cooled strawberry filling into the center of the dam. Top with the second cake layer.
- Frost the top and sides. Press paper-towel-dried strawberry halves onto the frosting for decoration.
Notes
- The Coffee Bloom: Use freshly boiled coffee. The heat is what physically "blooms" the cocoa solids, resulting in a significantly darker, richer sponge.
- Precision Weight: Always weigh your batter. Even a 20g difference between pans can lead to uneven heights and lopsided stacking.
- The Frosting "Dam": Make the frosting border slightly higher than the filling. This prevents the strawberry center from leaking through the sides under the weight of the top layer.
- Dry Your Berries: If using fresh strawberries for garnish, pat the cut sides with a paper towel. This prevents "bleeding" onto the frosting.
Sarah says
Its soooo goodd