Betty Boop Cartoon Cake

Featured in: Sweet Cozy Bakes

This show-stopping Betty Boop cake combines tender red velvet layers with silky cream cheese buttercream and eye-catching fondant decorations. The moist, velvety crumb pairs beautifully with tangy frosting, while black fondant hair, white eyes, and red lips create an iconic cartoon character design. Perfect for birthdays or themed celebrations, this advanced-level dessert requires patience with fondant work but delivers impressive visual impact. Allow 2 hours total including cooling and decorating time for best results.

Updated on Sun, 01 Feb 2026 14:17:00 GMT
Completed Betty Boop Cake image alt text analysis and generation complete. Analyzing recipe details, synthesizing design elements, and preparing three distinct alt text options focusing on the visual aspects described. Pin this
Completed Betty Boop Cake image alt text analysis and generation complete. Analyzing recipe details, synthesizing design elements, and preparing three distinct alt text options focusing on the visual aspects described. | plumoven.com

The moment I pulled that first red velvet cake from the oven, the entire kitchen filled with this incredible warmth that felt almost magical. My niece had been begging for a Betty Boop themed birthday cake for months, and I'll admit I was equal parts excited and absolutely terrified. The red batter swirled in the bowls like something out of a cartoon, and I found myself humming old jazz tunes while working. When she finally saw the finished cake with that iconic black hair and bright eyes, she literally gasped and jumped up and down. Sometimes the most challenging projects become the sweetest memories.

I made this cake again last year for my friend's thirtieth birthday, and halfway through decorating the fondant hair, my cat decided to walk across the counter. We ended up with these tiny paw prints in the black fondant that looked like accidental polka dots. Everyone thought they were intentional artistic touches, and I just rolled with it. The cake still tasted incredible, and honestly, those little imperfections made it feel even more special.

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Ingredients

  • All-purpose flour: The backbone of your cake structure, providing that tender crumb we all love
  • Granulated sugar: Sweetens while creating moisture and helping with that beautiful rise
  • Baking powder: Essential for getting those layers to puff up perfectly in the oven
  • Salt: Just enough to balance and enhance all the other flavors
  • Unsalted butter: Room temperature is non negotiable here for proper creaming and texture
  • Large eggs: Also at room temperature to emulsify properly into the batter
  • Whole milk: Adds richness and helps create that velvet soft crumb
  • Vanilla extract: Pure vanilla makes all the difference in the final flavor profile
  • Red gel food coloring: Gel gives you that intense cartoon color without watering down the batter
  • Cream cheese: The star of the frosting, bringing that signature tang and creaminess
  • Powdered sugar: Sifting prevents lumps and ensures silky smooth buttercream every time
  • Black fondant: For creating that iconic Betty Boop hair silhouette
  • White fondant: Perfect for those expressive cartoon eyes we all recognize
  • Red fondant: For the signature lips that complete her famous look
  • Edible pearl dust: Adds subtle shimmer that makes the whole cake look professionally done
  • Cornstarch: Keeps fondant from sticking to your work surface during rolling

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Instructions

Preheat your oven and prepare the pans:
Get your oven to 350°F and generously grease two 8-inch round pans, lining the bottoms with parchment paper for easy release later.
Whisk the dry ingredients together:
In a medium bowl, combine the flour, baking powder, and salt, whisking until everything is evenly distributed.
Cream the butter and sugar:
Beat the butter and sugar on medium speed for about 3 minutes until it's pale, fluffy, and looks like vanilla clouds.
Add the eggs and vanilla:
Drop in the eggs one at a time, beating well after each one, then stir in the vanilla until completely incorporated.
Combine the wet and dry ingredients:
With the mixer on low, alternate adding the flour mixture and milk in three parts, starting and ending with the flour.
Mix in the red gel coloring:
Add the red food coloring and mix until the batter is that deep, cartoon perfect red you're looking for.
Bake the cake layers:
Divide the batter between the prepared pans, smooth the tops, and bake for 25 to 30 minutes until a toothpick comes out clean, rotating halfway through.
Cool the cakes completely:
Let them rest in the pans for 10 minutes before turning out onto wire racks to cool completely.
Make the cream cheese buttercream:
Beat the cream cheese and butter together for 2 minutes until smooth, then gradually add powdered sugar, beating until fluffy.
Assemble the cake layers:
Trim the domes, place one layer on a cake board, spread with buttercream, and top with the second layer.
Apply the crumb coat:
Frost the entire cake with a thin layer of buttercream and chill for 20 minutes to set.
Finish the frosting:
Add the final coat of buttercream and smooth the sides and top with a cake scraper.
Create the fondant decorations:
Roll out the black fondant and cut Betty's hair silhouette, then roll white fondant for eyes and red for lips.
Decorate the cake:
Gently place the black hair silhouette on the front, attach the eyes and lips with buttercream, and add any final details.
Rest before serving:
Let the finished cake sit at room temperature for 30 minutes to allow the fondant to settle before slicing.
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Ultra-modern minimalist - 8.5 | plumoven.com

Every time I make this cake now, I think about that first nervous attempt and how something that seemed so intimidating became one of my most requested recipes. The best part isn't really how it looks, but watching people's faces when they realize what it is. That moment of recognition is worth every minute of work.

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Working With Fondant

Fondant can be intimidating, but once you understand its personality, it becomes surprisingly forgiving. Keep your work surface lightly dusted with cornstarch and work quickly when the fondant is at room temperature. If it starts getting too warm or sticky, just pop it in the fridge for a few minutes. The key is patience and not being afraid to start over if something doesn't look right.

Achieving The Perfect Red Color

Getting that deep cartoon red takes more coloring than you might expect, but resist the urge to add liquid coloring which will throw off your batter ratios. Gel coloring is concentrated, so start with a small amount and build up until you reach that vibrant Betty Boop red. Remember that the color will deepen slightly during baking, so go a shade brighter than your target.

Storage And Make Ahead Tips

The cake layers can be baked and wrapped tightly in plastic wrap up to two days before decorating, which actually makes them easier to work with. Fondant decorations can be made weeks in advance and stored in an airtight container at room temperature. Once fully decorated, the cake keeps well in the refrigerator for up to three days, but bring it to room temperature before serving for the best texture and flavor.

  • Always wrap cake layers separately to prevent them from drying out
  • Store fondant pieces between layers of parchment paper to prevent sticking
  • Never refrigerate undecorated fondant pieces as condensation can ruin them
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Soft vintage cinematic - 8.8 | plumoven.com

Whether you're making this for a Betty Boop fan or just want to show off your decorating skills, this cake never fails to create a moment. Happy baking, and enjoy every step of the process.

Recipe FAQs

Can I make this cake ahead of time?

Yes, bake the layers up to 2 days in advance and wrap tightly in plastic wrap. Store at room temperature or refrigerate. Fondant decorations can be made a day ahead and kept in an airtight container.

What if I don't have gel food coloring?

Liquid food coloring can be used, but you'll need more to achieve a deep red hue. This may slightly alter the batter consistency, so add gradually and adjust milk if needed.

How do I prevent fondant from cracking?

Knead fondant until pliable and work in a cool, dry environment. Dust your surface with cornstarch instead of powdered sugar to prevent sticking, and roll evenly to about 1/8-inch thickness.

Can I use a different buttercream?

Absolutely. Swiss meringue buttercream offers a lighter, silkier texture, while American buttercream is sweeter and easier to make. Both will support fondant decorations well.

How should I store leftover cake?

Cover loosely with plastic wrap or place in a cake carrier and refrigerate for up to 4 days. Bring to room temperature 30 minutes before serving for the best flavor and texture.

Do I need special tools for fondant work?

A rolling pin, sharp knife, and cornstarch are essential. Fondant smoothers and cutters are helpful but optional. Templates for the hair silhouette can be printed or hand-drawn.

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Betty Boop Cartoon Cake

Red velvet layers with cream cheese buttercream and playful fondant decorations bring cartoon charm to life.

Prep time
60 min
Time to cook
30 min
Total Duration
90 min
Created by Plum Oven Sophie Warren


Level of challenge Hard

Cuisine type American

Servings made 12 Portions

Dietary details Meat-Free

Ingredient List

For the Cake

01 2 cups (250 g) all-purpose flour
02 1½ cups (300 g) granulated sugar
03 2 teaspoons baking powder
04 ½ teaspoon salt
05 ½ cup (115 g) unsalted butter, at room temperature
06 2 large eggs, at room temperature
07 ¾ cup (180 ml) whole milk
08 2 teaspoons vanilla extract
09 1 tablespoon red gel food coloring

For the Cream Cheese Buttercream

01 8 ounces (225 g) cream cheese, at room temperature
02 ½ cup (115 g) unsalted butter, at room temperature
03 4 cups (500 g) powdered sugar, sifted

For Decoration

01 8 ounces (225 g) black fondant
02 4 ounces (115 g) white fondant
03 2 ounces (55 g) red fondant
04 1 teaspoon edible pearl dust or luster dust
05 Cornstarch for rolling fondant

Other

01 Cake board
02 2 x 8-inch round cake pans
03 Parchment paper

How-To Steps

Step 01

Prepare Cake Pans: Preheat oven to 350°F (175°C). Grease and line two 8-inch round cake pans with parchment paper.

Step 02

Combine Dry Ingredients: In a medium bowl, whisk together flour, baking powder, and salt; set aside.

Step 03

Cream Butter and Sugar: In a large bowl, cream butter and sugar with an electric mixer on medium speed until light and fluffy, approximately 3 minutes.

Step 04

Incorporate Eggs and Vanilla: Add eggs one at a time, beating well after each addition. Stir in vanilla extract.

Step 05

Alternate Dry and Wet Ingredients: Reduce mixer speed to low and alternately add flour mixture and milk in three additions, beginning and ending with flour. Scrape down bowl as needed.

Step 06

Add Food Coloring: Mix in red gel food coloring until the batter achieves a uniformly deep red hue.

Step 07

Distribute Batter: Divide batter evenly between prepared pans and smooth tops with a spatula.

Step 08

Bake Cake Layers: Bake for 25–30 minutes, or until a toothpick inserted in the center comes out clean. Rotate pans halfway through baking.

Step 09

Cool Cake Layers: Let cakes rest in pans for 10 minutes, then invert onto wire racks to cool completely.

Step 10

Prepare Cream Cheese Buttercream: While cakes cool, beat cream cheese and butter together on medium speed until smooth, approximately 2 minutes.

Step 11

Finish Buttercream: Gradually add powdered sugar, one cup at a time, beating on low speed until incorporated. Increase speed to medium and beat until light and fluffy, approximately 3 minutes.

Step 12

Level and Assemble Cake: Trim cake domes level with a serrated knife. Place one layer on the cake board and spread a layer of buttercream on top. Carefully place the second layer on top.

Step 13

Apply Crumb Coat: Apply a thin crumb coat of buttercream around the entire cake. Chill in refrigerator for 20 minutes to set.

Step 14

Apply Final Frosting: Apply a final coat of buttercream and smooth sides and top with a cake scraper or offset spatula.

Step 15

Create Fondant Hair: Dust a clean work surface with cornstarch and roll black fondant to approximately 1/8-inch thickness. Cut out Betty Boop's hair silhouette using a template or freehand. Transfer onto parchment.

Step 16

Cut Fondant Facial Features: Roll white fondant and cut out two large circles for eyes and small hearts for highlights. Roll red fondant and cut out lips. Dust with edible pearl dust if desired.

Step 17

Position Hair and Eyes: Once the cake is chilled and frosting is firm, gently drape black fondant hair silhouette over the front of the cake, trimming excess at the base. Attach white fondant eyes and red lips with a small dab of buttercream.

Step 18

Add Eyelashes and Eyebrows: Use extra black fondant to pipe or cut out eyelashes and eyebrows. Position them around the eyes.

Step 19

Create Decorative Headband: Optionally, roll a thin coil of red fondant into Betty Boop's decorative headband and place across the top edge of the hair silhouette.

Step 20

Final Decorative Touches: Add any final touches such as a small sugar flower or edible sparkles around the base.

Step 21

Rest Before Serving: Allow the decorated cake to rest at room temperature for 30 minutes before slicing and serving.

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Equipment Needed

  • Electric mixer
  • Mixing bowls
  • 2 x 8-inch round cake pans
  • Parchment paper
  • Wire racks
  • Serrated knife
  • Offset spatula or cake scraper
  • Rolling pin
  • Fondant tools or sharp knife
  • Cake board

Allergy Advisories

Review each item for allergens and talk to your healthcare provider if unsure.
  • Contains wheat (gluten)
  • Contains eggs
  • Contains milk (dairy)
  • Fondant may contain traces of nuts; check packaging

Nutrition info (per portion)

This nutritional overview is meant for general information. For medical concerns, ask a professional.
  • Caloric Value: 690
  • Fats: 28 g
  • Carbohydrates: 104 g
  • Proteins: 5 g

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