Ocean Blue Pisces Birthday Cake

Name: Ocean Blue Pisces Birthday Cake
Prep time: 30 min
Cook time: 25 min
Total time: 55 min
Yield: 10 servings
Ingredients: 2 cups all-purpose flour; 1 ½ cups granulated sugar; 1 cup unsalted butter, softened; 4 large eggs; 1 cup milk; 2 tsp baking powder; 1 tsp vanilla extract; ½ tsp salt; 1 tsp blue raspberry flavoring; Blue food coloring (as needed); 2 cups unsalted butter, softened; 5 cups powdered sugar; 2 tsp blue raspberry flavoring; 4-6 tbsp heavy cream; Blue food coloring (as needed); Edible glitter (optional, for decoration)

Highlighted under: Dessert Time

I love celebrating birthdays with a cake that not only tastes amazing but also looks stunning. This Ocean Blue Pisces Birthday Cake is perfect for anyone with a Pisces zodiac sign or anyone who simply adores the ocean. The vibrant blue frosting paired with a light, fluffy cake gives it a visually appealing and delicious twist. I find that the addition of blue raspberry flavor really ties the theme together, making each slice a delightful experience not just in flavor, but in presentation too.

Created by

Marina Lowe

Last updated on 2026-02-16T12:09:37.202Z

When I crafted this Ocean Blue Pisces Birthday Cake, I experimented with various flavor combinations before settling on a delightful blend of vanilla and blue raspberry. The result was not only visually appealing but absolutely delicious! This method works wonderfully because the blue raspberry adds a tart contrast to the sweet creaminess of the vanilla, creating a balanced flavor profile that everyone enjoys.

One tip I discovered during my baking journey is to allow the cake layers to cool completely before frosting them. This prevents the frosting from melting and helps maintain the cake's beautiful blue color and stunning presentation. It's truly an eye-catcher and a showstopper at any birthday celebration!

Why You'll Love This Cake
Vibrant blue color that stands out at any party
Rich blue raspberry flavor with a hint of vanilla
Light and fluffy cake texture that's moist and satisfying

Understanding the Ingredients

The key to a light and fluffy cake lies in properly creaming the butter and sugar. This process incorporates air into the mixture, resulting in a more tender crumb. Make sure your butter is at room temperature for easy blending. Avoid overmixing once you add the flour, as this can lead to a dense cake. Use a spatula to gently fold the ingredients together until just combined for the best texture.

When it comes to flavoring, the blue raspberry extract is what sets this cake apart. It not only contributes a rich, fruity flavor but also enhances the visual appeal with its vibrant hue. If blue raspberry flavoring isn’t available, you can substitute it with raspberry puree blended with a few drops of lemon juice for acidity. This will slightly alter the color but still provide a deliciously fruity taste.

Frosting Tips for a Beautiful Finish

To achieve the perfect frosting consistency, gradually add heavy cream while mixing your frosting. The right balance will ensure that the frosting is light and spreadable, allowing for smooth layers without being runny. If your frosting is too soft, chill it in the fridge for a few minutes to help it set up. Conversely, if it's too stiff, add a little more cream until you reach the desired smoothness.

For an eye-catching presentation, consider the technique of 'naked' frosting as a fun alternative. You don’t have to cover the cake completely with frosting; instead, aim for a subtle glimpse of the cake layers underneath. This method not only saves time but also highlights your beautifully baked layers, and you can sprinkle edible glitter on top to enhance the ocean-themed effect.

Ingredients

Gather the following ingredients to get started on your Ocean Blue Pisces Birthday Cake:

For the Cake

2 cups all-purpose flour
1 ½ cups granulated sugar
1 cup unsalted butter, softened
4 large eggs
1 cup milk
2 tsp baking powder
1 tsp vanilla extract
½ tsp salt
1 tsp blue raspberry flavoring
Blue food coloring (as needed)

For the Frosting

2 cups unsalted butter, softened
5 cups powdered sugar
2 tsp blue raspberry flavoring
4-6 tbsp heavy cream
Blue food coloring (as needed)
Edible glitter (optional, for decoration)

Make sure to have all your ingredients ready to create this stunning cake!

Instructions

Follow these steps to bake and assemble your Ocean Blue Pisces Birthday Cake:

Prepare the Cake Batter

In a large mixing bowl, cream the softened butter and sugar until light and fluffy. Beat in the eggs one at a time, followed by the vanilla extract and blue raspberry flavoring. In a separate bowl, whisk together the flour, baking powder, and salt. Gradually add the dry ingredients to the wet ingredients, alternating with the milk. Mix until just combined and add blue food coloring until desired color is reached.

Bake the Cake

Preheat your oven to 350°F (175°C). Grease and flour two 9-inch round cake pans. Divide the batter evenly between the pans and smooth the tops. Bake for 25 minutes or until a toothpick inserted into the center comes out clean. Allow the cakes to cool in the pans for 10 minutes before transferring to cooling racks.

Make the Frosting

In a mixing bowl, beat the softened butter until creamy. Gradually add the powdered sugar, mixing well. Mix in the blue raspberry flavoring and heavy cream until you reach a smooth and spreadable consistency. Adjust the color with blue food coloring as needed.

Assemble the Cake

Once the cake layers are completely cool, spread a layer of frosting on top of one layer. Place the second layer on top and frost the top and sides of the cake. Decorate with edible glitter if desired.

Serve and Enjoy

Slice the cake and serve at your celebration! Enjoy the vibrant flavors and stunning presentation.

Take a moment to admire your beautifully assembled cake before serving!

Pro Tips

For an extra touch, consider adding some fresh berries around the cake as garnish for a pop of color and freshness.

Make-Ahead Options

This Ocean Blue Pisces Birthday Cake can be prepared in advance, making it a perfect option for busy celebrations. You can bake the cake layers a day ahead and store them wrapped in plastic wrap at room temperature. For best flavor retention, consider placing them in the refrigerator if you plan to keep them for longer than a day.

The frosting can also be made ahead of time. Store it in an airtight container in the refrigerator for up to a week. When you're ready to frost the cake, simply let it sit at room temperature for about 15-20 minutes to soften, then re-mix until creamy before spreading.

Storing and Freezing

If you have leftover cake, it can stay fresh for about 3-4 days covered at room temperature. For longer preservation, freezing is an excellent option. Wrap slices tightly in plastic wrap and then place them in a freezer-safe bag. The cake can be frozen for up to three months—just make sure to double wrap to prevent freezer burn.

To serve, thaw the slices overnight in the refrigerator and allow them to come to room temperature before enjoying. This will help retain the cake's flavor and moisture, ensuring it tastes just as delicious as when it was freshly made.

Questions About Recipes

→ Can I use a different flavor instead of blue raspberry?

Yes, you can substitute with any flavor extract of your choice, such as lemon or almond.

→ How long can I store the cake?

The cake can be stored in an airtight container at room temperature for up to 3 days, or in the fridge for up to a week.

→ Can this cake be made ahead of time?

Absolutely! You can bake the cake layers a day in advance and frost the cake the day you plan to serve it.

→ How can I make the cake gluten-free?

You can replace the all-purpose flour with a gluten-free flour blend. Ensure all other ingredients are also gluten-free.