Description

This Ocean Blue Pisces Birthday Cake is a breathtaking tribute to the water sign of Pisces, featuring ombre blue and purple cake layers, dreamy ocean-inspired buttercream, and elegant wave-like textures. Inspired by the mystical depths of the sea, this cake is perfect for celebrating a Pisces birthday or any celestial-themed event. Its soft, moist vanilla cake paired with creamy homemade buttercream makes it as delicious as it is stunning!

Ingredients

Units Scale

For the Vanilla Cake Layers

2 1/2 cups all-purpose flour
2 1/2 tsp baking powder
1/2 tsp salt
1 cup unsalted butter, softened
2 cups granulated sugar
4 large eggs
1 tbsp vanilla extract
1 cup whole milk
Blue and purple gel food coloring

For the Buttercream Frosting

1 1/2 cups unsalted butter, softened
4 cups powdered sugar
3–4 tbsp heavy cream or milk
1 tbsp vanilla extract
Gel food coloring (various shades of blue and purple)

For Decoration

Edible pearls or gold sprinkles
Piping bags and decorative tips
Offset spatula for a smooth or wave-textured finish

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Instructions

Preheat & Prepare Pans
- Preheat oven to 350°F (175°C).
- Grease and line three 8-inch round cake pans with parchment paper.
Make the Cake Batter
- In a bowl, whisk together flour, baking powder, and salt.
- In a separate bowl, cream butter and sugar until light and fluffy.
- Add eggs one at a time, then mix in vanilla extract.
Combine & Color the Batter
- Gradually add dry ingredients to the wet mixture, alternating with milk.
- Divide batter into three bowls and tint each with different shades of blue and purple for an ombre effect.
Bake & Cool
- Pour each colored batter into prepared pans.
- Bake for 25-30 minutes, or until a toothpick inserted in the center comes out clean.
- Let cakes cool completely.
Prepare the Buttercream Frosting
- Beat softened butter until creamy.
- Gradually add powdered sugar, heavy cream, and vanilla extract.
- Divide frosting into bowls and tint with various shades of blue and purple.
Assemble & Decorate
- Place one cake layer on a serving plate and spread frosting on top.
- Repeat with remaining layers.
- Use an offset spatula to create a wave-textured buttercream finish or a smooth watercolor effect.
- Add edible pearls or gold sprinkles for a celestial touch.

Notes

To enhance the oceanic theme, add a touch of sea salt to the buttercream.
Try a lemon or coconut filling between layers for a fresh, tropical twist.
For a gluten-free option, use a 1:1 gluten-free flour blend.
Store in an airtight container at room temperature for 2 days or refrigerate for up to 5 days.