Simple First Communion Sheet Cake

Featured in: Simple Sweet Breaks

This tender vanilla sheet cake features a moist crumb baked to perfection and topped with a smooth, creamy buttercream. Decorated with delicate, colorful piped flowers, it offers both a delicious flavor and an elegant presentation. Made with classic ingredients like all-purpose flour, sugar, eggs, and vanilla extract, it is a delightful centerpiece for any celebration. The buttercream is rich and silky, tinted naturally to create charming floral designs. Its medium difficulty and one-hour preparation make it accessible for home bakers aiming to impress.

Updated on Sat, 14 Mar 2026 19:05:08 GMT
Simple First Communion Sheet Cake with Buttercream Flowers, a tender vanilla cake topped with smooth buttercream and delicate piped blooms, perfect for celebrating a special day. Pin It
Simple First Communion Sheet Cake with Buttercream Flowers, a tender vanilla cake topped with smooth buttercream and delicate piped blooms, perfect for celebrating a special day. | freshtirra.com

Celebrate a cherished milestone with this Simple First Communion Sheet Cake adorned with delicate buttercream flowers. This tender vanilla sheet cake offers moist, flavorful layers topped by a smooth, creamy buttercream that’s elegantly piped into pastel blooms and green leaves. Perfect for making memories on this special day, the cake combines classic flavors with a joyful presentation to please a crowd of up to 20 guests.

Simple First Communion Sheet Cake with Buttercream Flowers, a tender vanilla cake topped with smooth buttercream and delicate piped blooms, perfect for celebrating a special day. Pin It
Simple First Communion Sheet Cake with Buttercream Flowers, a tender vanilla cake topped with smooth buttercream and delicate piped blooms, perfect for celebrating a special day. | freshtirra.com

What's for Dinner Tonight? 🤔

Stop stressing. Get 10 fast recipes that actually work on busy nights.

Free. No spam. Just easy meals.

This sheet cake balances simplicity with festive charm, making it suitable for both novice and experienced bakers. The recipe’s tips ensure your buttercream holds vibrant colors, and piping flowers offers a personalized finishing touch. With a perfect crumb and floral decoration, it’s an inviting centerpiece that tastes as delightful as it looks.

Ingredients

Tired of Takeout? 🥡

Get 10 meals you can make faster than delivery arrives. Seriously.

One email. No spam. Unsubscribe anytime.

  • For the Sheet Cake
    • 2 ½ cups (320 g) all-purpose flour
    • 2 ½ tsp baking powder
    • ½ tsp salt
    • 1 cup (225 g) unsalted butter, softened
    • 2 cups (400 g) granulated sugar
    • 4 large eggs, room temperature
    • 1 tbsp pure vanilla extract
    • 1 cup (240 ml) whole milk, room temperature
  • For the Buttercream
    • 1 ½ cups (340 g) unsalted butter, softened
    • 6 cups (720 g) powdered sugar, sifted
    • ¼ cup (60 ml) whole milk
    • 2 tsp pure vanilla extract
    • Food coloring (pink, yellow, green, or as desired)

Instructions

Still Scrolling? You'll Love This 👇

Our best 20-minute dinners in one free pack — tried and tested by thousands.

Trusted by 10,000+ home cooks.

1. Preheat oven to 350°F (175°C).
Grease a 9x13-inch (23x33 cm) baking pan and line with parchment paper.
2. In a medium bowl, whisk together flour, baking powder, and salt.
3. In a large bowl, beat butter and sugar with an electric mixer until light and fluffy, about 3 minutes.
4. Add eggs one at a time, mixing well after each addition. Mix in vanilla extract.
5. Add flour mixture in three parts, alternating with milk, beginning and ending with flour. Mix until just combined; do not overmix.
6. Pour batter into prepared pan. Smooth the top with a spatula.
7. Bake for 28–32 minutes, or until a toothpick inserted in the center comes out clean.
8. Let cake cool in pan for 10 minutes, then turn out onto a wire rack to cool completely.
9. Prepare the buttercream: Beat butter until creamy. Gradually add powdered sugar, alternating with milk, beating until smooth and fluffy. Mix in vanilla.
10. Divide buttercream into bowls and tint portions with food coloring for flowers and leaves.
11. Spread a generous layer of plain buttercream over cooled cake for the base.
12. Fill piping bags fitted with flower and leaf tips with colored buttercream. Pipe flowers and leaves decoratively across the cake, focusing on corners or along the edges for a classic look.
13. Optionally, pipe a cross or add First Communion text with a small round tip.

Zusatztipps für die Zubereitung

For additional flavor, consider adding ½ tsp almond extract to the cake batter. This subtle nutty note enhances the vanilla profile without overpowering it, perfect for festive occasions.

Varianten und Anpassungen

The cake can be prepared a day in advance and stored covered at room temperature, making it a convenient make-ahead dessert. Use gel food coloring to achieve vivid and non-runny buttercream hues that hold their shapes when piped.

Serviervorschläge

Pair this vanilla sheet cake with a light Moscato for adults or serve alongside refreshing lemonade for children to complement the festive atmosphere of a First Communion celebration.

Pin It
| freshtirra.com

This Simple First Communion Sheet Cake with Buttercream Flowers perfectly marries classic vanilla flavors and elegant decoration, making your celebration all the more memorable. With straightforward preparation and delightful results, it’s a recipe you’ll return to for special moments year after year.

Recipe FAQs

What temperature should the oven be preheated to?

Preheat your oven to 350°F (175°C) for even baking of the sheet cake.

How can I ensure the cake stays moist?

Using whole milk and careful mixing to avoid overmixing helps maintain a tender and moist cake texture.

What tips are recommended for piping the buttercream flowers?

Use flower and leaf piping tips to create delicate petals and leaves with the colored buttercream.

Can I prepare the cake in advance?

Yes, the cake can be made a day ahead and stored covered at room temperature to preserve freshness.

What ingredients provide the vanilla flavor?

Pure vanilla extract is added to both the cake batter and buttercream for a consistent vanilla taste.

Are there any suggested flavor variations?

Adding ½ tsp almond extract to the batter can enhance flavor with a subtle nutty twist.

20-Minute Dinner Pack — Free Download 📥

10 recipes, 1 shopping list. Everything you need for a week of easy dinners.

Instant access. No signup hassle.

Simple First Communion Sheet Cake

Moist vanilla sheet cake with creamy buttercream and delicate piped flowers, ideal for special occasions.

Prep Time
35 min
Cook Time
30 min
Total Duration
65 min
By Fresh Tirra Emma Tucker


Skill Level Medium

Cuisine Type American

Serves 20 Number of Servings

Dietary Details Vegetarian Option

Ingredient List

Sheet Cake

01 2½ cups all-purpose flour
02 2½ teaspoons baking powder
03 ½ teaspoon salt
04 1 cup unsalted butter, softened
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 Frosting

01 1½ cups unsalted butter, softened
02 6 cups powdered sugar, sifted
03 ¼ cup whole milk
04 2 teaspoons pure vanilla extract
05 Food coloring in pink, yellow, and green

Directions

Step 01

Prepare Baking Pan: Preheat oven to 350°F. Grease a 9x13-inch baking pan and line with parchment paper.

Step 02

Combine Dry Ingredients: In a medium bowl, whisk together flour, baking powder, and salt until evenly distributed.

Step 03

Cream Butter and Sugar: In a large bowl, beat softened butter and granulated sugar with an electric mixer until light and fluffy, approximately 3 minutes.

Step 04

Incorporate Eggs and Vanilla: Add eggs one at a time to the butter mixture, mixing thoroughly after each addition. Blend in vanilla extract until fully incorporated.

Step 05

Alternate Dry and Wet Ingredients: Add flour mixture in three portions, alternating with milk, starting and finishing with flour. Mix until just combined, being careful not to overmix the batter.

Step 06

Transfer and Level Batter: Pour batter into the prepared pan and smooth the surface evenly with a spatula.

Step 07

Bake Cake: Bake for 28 to 32 minutes until a toothpick inserted in the center comes out clean.

Step 08

Cool Cake: Allow cake to cool in the pan for 10 minutes, then invert onto a wire rack and cool completely to room temperature.

Step 09

Prepare Buttercream Base: Beat softened butter until creamy. Gradually add powdered sugar, alternating with milk, beating until smooth and fluffy. Mix in vanilla extract.

Step 10

Divide and Tint Buttercream: Divide buttercream into separate bowls and tint portions with food coloring for flowers, leaves, and any additional decorative elements.

Step 11

Apply Base Frosting: Spread a generous layer of plain buttercream evenly over the cooled cake as the foundation layer.

Step 12

Pipe Decorative Flowers and Leaves: Fill piping bags with flower and leaf tips, then pipe decorative flowers and leaves across the cake surface, concentrating on corners and edges for traditional presentation.

Step 13

Add Optional Details: Optionally, pipe a cross or First Communion text using a small round decorating tip for personalized finishing touches.

You Just Made Something Great 👏

Want more like this? Get my best easy recipes — free, straight to your inbox.

Join 10,000+ home cooks. No spam.

Equipment Needed

  • 9x13-inch baking pan
  • Parchment paper
  • Electric mixer
  • Mixing bowls
  • Spatula
  • Wire cooling rack
  • Piping bags with assorted flower, leaf, and round decorating tips

Allergen Details

Review all ingredients for allergens and check with your health provider if you’re unsure.
  • Contains wheat and gluten
  • Contains eggs
  • Contains milk and butter
  • May contain tree nut traces from certain extracts or decorations

Nutrition Details (per portion)

Details shared for reference and aren’t a substitute for personal medical guidance.
  • Calories: 380
  • Fats: 18 g
  • Carbohydrates: 52 g
  • Proteins: 3 g

Cooking Shouldn't Be Hard ❤️

Get a free recipe pack that makes weeknight dinners effortless. Real food, real fast.

Free forever. Unsubscribe anytime.