Spring Birthday Cake Pastel Buttercream (Printable)

A tender vanilla cake layered with creamy buttercream and soft pastel floral decorations for spring.

# What You'll Need:

→ Cake

01 - 2 1/2 cups all-purpose flour
02 - 2 1/2 teaspoons baking powder
03 - 1/2 teaspoon salt
04 - 1 cup unsalted butter, room temperature
05 - 2 cups granulated sugar
06 - 4 large eggs, room temperature
07 - 1 tablespoon pure vanilla extract
08 - 1 cup whole milk, room temperature

→ Buttercream

09 - 1 1/2 cups unsalted butter, room temperature
10 - 6 cups powdered sugar, sifted
11 - 1/4 cup whole milk
12 - 2 teaspoons pure vanilla extract
13 - Pinch of salt
14 - Gel food coloring in pink, yellow, lavender, green, and blue

→ Decoration

15 - Edible flower petals (optional)
16 - Sprinkles (optional)

# Directions:

01 - Preheat oven to 350°F. Grease and line three 8-inch round cake pans with parchment paper.
02 - In a medium bowl, whisk together flour, baking powder, and salt.
03 - In a large bowl, beat butter and sugar together on medium-high speed until light and fluffy, approximately 3 to 4 minutes.
04 - Add eggs one at a time, beating well after each addition. Mix in vanilla extract.
05 - Alternately add flour mixture and milk to butter mixture, beginning and ending with flour. Mix until just combined; avoid overmixing.
06 - Divide batter evenly among prepared pans and smooth the tops.
07 - Bake for 25 to 30 minutes, or until a toothpick inserted in the center comes out clean.
08 - Let cakes cool in pans for 10 minutes, then transfer to a wire rack to cool completely.
09 - In a large bowl, beat butter until creamy. Gradually add powdered sugar, milk, vanilla, and salt. Beat until fluffy and smooth, approximately 3 to 4 minutes.
10 - Divide buttercream into separate bowls and tint each with desired pastel gel food coloring.
11 - Place one cake layer on a serving plate. Spread a layer of buttercream on top. Repeat with remaining layers.
12 - Apply a thin crumb coat of buttercream over the entire cake. Chill for 20 minutes.
13 - Decorate the cake with pastel buttercreams using piping bags fitted with various tips to create floral designs. Garnish with edible petals or sprinkles if desired.
14 - Chill for 15 to 20 minutes before serving to set the buttercream.

# Expert Suggestions:

01 -
  • Soft, moist vanilla layers provide a perfect base for the creamy buttercream.
  • Pastel floral designs create an elegant yet playful presentation fitting for spring celebrations.
  • Customizable gel food coloring lets you tailor the palette to match your party’s theme.
  • Vegetarian-friendly ingredients make it suitable for many diets.
02 -
  • Use an electric mixer for the creamiest buttercream and fluffiest cake batter.
  • Ensure all ingredients are at room temperature for even mixing and better texture.
  • Chill the cake after applying the crumb coat to trap crumbs and create a smooth surface for decorating.
  • Practice piping floral designs on parchment before decorating the cake to perfect your technique.
Return