Mini Heart Cake with Vanilla Buttercream

Highlighted under: Everyday Baking Inspiration

I absolutely adore baking special treats that can brighten anyone's day, and this Mini Heart Cake with Vanilla Buttercream is no exception. We’ve created an adorable dessert that not only tastes heavenly but also adds a touch of sweetness to any celebration. The combination of fluffy vanilla sponge and luscious buttercream has quickly become a favorite of mine. In just a little over an hour, you can create these charming cakes that will impress your loved ones and create delightful moments.

Kate Phillips

Created by

Kate Phillips

Last updated on 2026-01-13T02:12:36.999Z

Every time I bake this Mini Heart Cake, I am reminded of the joy it brings to our gatherings. The charming heart shape and the smooth vanilla buttercream make it an ideal choice for birthdays or anniversaries. During one of my recent attempts, I experimented with adding a hint of almond extract to the buttercream, and it elevated the flavor beautifully!

I also found that chilling the buttercream for about 10 minutes before frosting ensures it spreads effortlessly over the cake layers. This tip has resulted in a perfectly smooth finish each time and has truly made my cakes look professionally made.

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Why You Will Love This Recipe

  • Adorable heart shape that’s perfect for celebrations
  • Lush vanilla buttercream with a delightful creamy texture
  • Perfectly balanced sweetness with a moist cake

Baking Technique Tips

When making the batter for this Mini Heart Cake, ensure that the butter is softened to room temperature. This allows for proper creaming with the sugar, resulting in a fluffy texture. You can test if it's ready by pressing it lightly with your finger; it should give slightly but not be melted. If you're short on time, you can microwave the butter in short bursts, around 10-15 seconds, but be sure not to melt it completely.

To check if your cake is perfectly baked, do the toothpick test. Insert a toothpick into the center of the cake; if it comes out clean or with just a few moist crumbs, it’s done. Avoid overbaking, as it can lead to a dry cake. Keep in mind that oven temperatures can vary, so start checking a few minutes before the recommended time.

Ingredient Insights

The choice of butter greatly influences the flavor and texture of your buttercream. I recommend using high-quality unsalted butter since it allows you to control the saltiness of your frosting. Take the time to beat the butter until it is creamy and pale; this step adds air and makes your buttercream light and fluffy. Be patient during this process for the best results.

If you need a dairy-free option, you can substitute the butter in the frosting with a plant-based alternative, like coconut oil or almond-based spreads. However, keep in mind that these may alter the final flavor and texture slightly, so select one that you enjoy the taste of for the most satisfying outcome.

Storing and Serving Suggestions

This Mini Heart Cake is best enjoyed fresh, but you can store it for up to three days in an airtight container at room temperature. If you need to make it ahead, consider assembling and frosting it the day before serving for convenient prep. Just ensure it's covered well to prevent it from drying out, and avoid refrigerating, as cold temperatures can dry out the cake.

For a festive touch, consider garnishing your heart cake with fresh berries, edible flowers, or a drizzle of chocolate ganache. This not only adds a beautiful presentation but can also introduce additional flavor elements. You can even experiment with layering different flavors of buttercream or adding a filling between the layers for extra delight!

Ingredients

Gather the following ingredients to make your Mini Heart Cake with Vanilla Buttercream:

For the Cake

  • 1 ½ cups all-purpose flour
  • 1 cup granulated sugar
  • ½ cup unsalted butter, softened
  • 2 large eggs
  • 1 cup whole milk
  • 2 tsp baking powder
  • 1 tsp vanilla extract
  • ¼ tsp salt

For the Vanilla Buttercream

  • 1 cup unsalted butter, softened
  • 4 cups powdered sugar
  • 1 tsp vanilla extract
  • 2-3 tbsp heavy cream
  • Pinch of salt

Once you have gathered these ingredients, you are ready to start baking!

Instructions

Follow these steps to create your Mini Heart Cake:

Preheat the Oven

Preheat your oven to 350°F (175°C). Grease and flour a heart-shaped cake pan.

Make the Cake Batter

In a mixing bowl, cream together butter and sugar until light and fluffy. Add eggs, one at a time, beating well after each addition. Mix in the milk and vanilla extract.

Combine Dry Ingredients

In another bowl, whisk together flour, baking powder, and salt. Gradually add the dry ingredients to the wet mixture until just combined.

Bake the Cakes

Pour the batter into the prepared heart-shaped pan and bake for 22-25 minutes, or until a toothpick inserted into the center comes out clean. Allow to cool in the pan for 10 minutes before transferring to a wire rack.

Prepare the Buttercream

In a large bowl, beat the softened butter until creamy. Gradually add powdered sugar, alternating with heavy cream, and mix until you achieve a smooth consistency. Stir in vanilla extract and salt.

Assemble the Cake

Once the cakes are completely cool, spread a layer of buttercream on top of one cake, place the other cake on top, and frost the top and sides as desired.

Decorate and Serve

You can decorate the cake with sprinkles, edible flowers, or any toppings you like. Slice and serve!

Enjoy your delightful Mini Heart Cake!

Pro Tips

  • For a fun twist, try adding some berries between the layers for a fruity surprise. Additionally, if you're short on time, you can use store-bought cake mix and buttercream to simplify your process.

Variations to Try

If you're feeling adventurous, consider adding flavor variations to the cake. You can incorporate lemon or almond extract in place of vanilla to give the cake a unique twist. For an even richer taste, fold in mini chocolate chips or fruit puree into the batter before baking for added flavor and texture.

Frosting variations can also enhance your cake. Try infusing the buttercream with different flavors by adding a tablespoon of cocoa powder for a chocolate version, or blending in some fruit puree to create a berry-flavored frosting. These small changes can make a big difference in both flavor and presentation.

Troubleshooting Common Issues

If your buttercream is too thick, gradually add more heavy cream, one tablespoon at a time, until it reaches the desired consistency. Conversely, if it becomes too thin, you can mix in additional powdered sugar to thicken it up. It's essential to achieve that perfect balance for spreading, so adjust carefully as needed.

Should your cake domed in the middle during baking, it may lead to difficulty stacking layers later. To solve this, try leveling the top of the cooled cake with a serrated knife. It’s a simple fix, and doing so ensures a neat and stable foundation for your buttercream frosting.

Questions About Recipes

→ Can I make this cake ahead of time?

Yes, you can bake the cake a day in advance and store it in the refrigerator, wrapped tightly in plastic wrap.

→ How do I store leftover cake?

Store any leftover cake in an airtight container at room temperature for up to 3 days or refrigerate for a week.

→ Can I use a different flavor for the buttercream?

Absolutely! Feel free to experiment with different extracts, such as almond, lemon, or even chocolate.

→ Can I freeze this cake?

Yes, you can freeze the assembled cake. Just ensure it's well wrapped to prevent freezer burn, and consume within 3 months.

Mini Heart Cake with Vanilla Buttercream

I absolutely adore baking special treats that can brighten anyone's day, and this Mini Heart Cake with Vanilla Buttercream is no exception. We’ve created an adorable dessert that not only tastes heavenly but also adds a touch of sweetness to any celebration. The combination of fluffy vanilla sponge and luscious buttercream has quickly become a favorite of mine. In just a little over an hour, you can create these charming cakes that will impress your loved ones and create delightful moments.

Prep Time30.0
Cooking Duration25.0
Overall Time55.0

Created by: Kate Phillips

Recipe Type: Everyday Baking Inspiration

Skill Level: Intermediate

Final Quantity: 6 servings

What You'll Need

For the Cake

  1. 1 ½ cups all-purpose flour
  2. 1 cup granulated sugar
  3. ½ cup unsalted butter, softened
  4. 2 large eggs
  5. 1 cup whole milk
  6. 2 tsp baking powder
  7. 1 tsp vanilla extract
  8. ¼ tsp salt

For the Vanilla Buttercream

  1. 1 cup unsalted butter, softened
  2. 4 cups powdered sugar
  3. 1 tsp vanilla extract
  4. 2-3 tbsp heavy cream
  5. Pinch of salt

How-To Steps

Step 01

Preheat your oven to 350°F (175°C). Grease and flour a heart-shaped cake pan.

Step 02

In a mixing bowl, cream together butter and sugar until light and fluffy. Add eggs, one at a time, beating well after each addition. Mix in the milk and vanilla extract.

Step 03

In another bowl, whisk together flour, baking powder, and salt. Gradually add the dry ingredients to the wet mixture until just combined.

Step 04

Pour the batter into the prepared heart-shaped pan and bake for 22-25 minutes, or until a toothpick inserted into the center comes out clean. Allow to cool in the pan for 10 minutes before transferring to a wire rack.

Step 05

In a large bowl, beat the softened butter until creamy. Gradually add powdered sugar, alternating with heavy cream, and mix until you achieve a smooth consistency. Stir in vanilla extract and salt.

Step 06

Once the cakes are completely cool, spread a layer of buttercream on top of one cake, place the other cake on top, and frost the top and sides as desired.

Step 07

You can decorate the cake with sprinkles, edible flowers, or any toppings you like. Slice and serve!

Extra Tips

  1. For a fun twist, try adding some berries between the layers for a fruity surprise. Additionally, if you're short on time, you can use store-bought cake mix and buttercream to simplify your process.

Nutritional Breakdown (Per Serving)

  • Calories: 385 kcal
  • Total Fat: 26g
  • Saturated Fat: 15g
  • Cholesterol: 195mg
  • Sodium: 85mg
  • Total Carbohydrates: 32g
  • Dietary Fiber: 3g
  • Sugars: 24g
  • Protein: 6g