Class of 2026 Vanilla Cake (Print Version)

Fluffy vanilla sheet cake topped with creamy buttercream and festive graduation decor.

# What You'll Need:

→ Cake

01 - 3 cups all-purpose flour
02 - 2½ teaspoons baking powder
03 - ½ teaspoon baking soda
04 - ½ teaspoon salt
05 - 1 cup unsalted butter, room temperature
06 - 2 cups granulated sugar
07 - 4 large eggs, room temperature
08 - 1 tablespoon vanilla extract
09 - 1½ cups whole milk, room temperature

→ Vanilla Buttercream

10 - 1 cup unsalted butter, room temperature
11 - 4 cups powdered sugar, sifted
12 - 2 teaspoons vanilla extract
13 - ¼ cup whole milk, room temperature
14 - Pinch of salt

→ Decoration

15 - Graduation-themed sprinkles or edible decorations
16 - Gel food coloring, optional

# How to Make It:

01 - Preheat oven to 350°F. Grease and line a 12x18-inch sheet pan with parchment paper.
02 - In a medium bowl, whisk together flour, baking powder, baking soda, and salt. Set aside.
03 - In a large bowl, beat butter and sugar together until light and fluffy, approximately 3 minutes.
04 - Add eggs one at a time, beating well after each addition. Mix in vanilla extract.
05 - Add half the dry ingredients to the wet mixture and mix on low speed. Pour in half the milk and mix gently. Repeat with remaining dry ingredients and milk, mixing just until combined.
06 - Pour batter into prepared pan and spread evenly.
07 - Bake for 28 to 32 minutes, or until a toothpick inserted in the center comes out clean.
08 - Allow cake to cool completely in the pan on a wire rack.
09 - Beat butter until creamy, approximately 2 minutes. Gradually add powdered sugar, mixing on low speed. Add vanilla, milk, and salt. Beat on high for 2 to 3 minutes until fluffy. Add food coloring if desired.
10 - Spread buttercream evenly over cooled cake.
11 - Top with graduation-themed sprinkles or edible decorations. Slice and serve.

# Expert Advice:

01 -
  • It feeds a crowd without requiring you to stand over two separate cake pans, which means less stress and more time for actual decorating.
  • The crumb stays impossibly tender even on day two, a quality that's saved me countless times when parties run late or guests linger.
  • You can customize it completely—from school colors in the frosting to personalized messages piped across the top, making it feel uniquely celebratory.
02 -
  • Ingredients at room temperature are absolutely essential—I learned this the hard way when I used cold eggs and ended up with a separated batter that still baked okay but taught me why temperature matters.
  • Don't open the oven door before 25 minutes have passed, because the sudden temperature change can collapse the cake's structure right when it's trying to rise.
03 -
  • Use an electric mixer for both the cake and frosting—hand-mixing won't incorporate enough air, and you'll end up with a denser, less impressive result.
  • If your buttercream looks broken or separated, it's usually because the temperature is wrong; try gently warming the bowl in hot water for a few seconds, then beat again.
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