Betty Boop Cake

Featured in: Sweet Spark Treats

This Betty Boop themed dessert brings together vibrant red layers with a tender crumb, complemented by a rich and tangy cream cheese buttercream. The process involves precise baking of the cake layers, followed by preparing a smooth, fluffy frosting. A key highlight is the artistic fondant work, shaping black hair, white eyes, and red lips to capture the iconic cartoon character's charm. It's a delightful baking project that culminates in a visually stunning and delicious treat, perfect for special occasions. The detailed steps ensure a beautiful finish, from crumb coating to intricate fondant placement, promising a rewarding experience for any baker.

Updated on Sat, 31 Jan 2026 13:13:00 GMT
A slice of Betty Boop Cake reveals moist red velvet layers with creamy cream cheese frosting, ideal for a whimsical dessert table. Save
A slice of Betty Boop Cake reveals moist red velvet layers with creamy cream cheese frosting, ideal for a whimsical dessert table. | fizznib.com

The first time I attempted a character cake, my kitchen looked like a craft room explosion. There was red food coloring everywhere and my attempt at fondant hair looked more like a muddy helmet than anything recognizable. But something about that playful challenge stuck with me, and now Betty Boop cakes have become my go-to for celebrations that need extra personality.

My niece asked for a Betty Boop cake for her 12th birthday, and I spent three nights practicing that signature hair silhouette on wax paper. The morning of the party, I was still convinced it would look like a cartoon disaster. But when she walked in and saw those big white eyes staring back, she actually jumped up and down. That moment of pure joy made every fussy fondant detail worth it.

Ingredients

  • All-purpose flour: Provides the structure for those tall proud layers that need to support fondant without collapsing
  • Red gel food coloring: Gel delivers that deep cartoon red without watering down your batter like liquid dyes do
  • Cream cheese: Room temperature is nonnegotiable here, otherwise you will end up with lumpy buttercream and a lot of frustration
  • Black fondant: Knead it thoroughly until it is pliable and warm, or it will tear when you try to drape it over the cake
  • White fondant: Roll this between sheets of parchment to prevent sticking and keep those eye circles perfectly smooth
  • Red fondant: A little goes a long way for those signature lips, so keep scraps wrapped tightly to prevent drying

Instructions

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Prep your pans and oven:
Lining pans with parchment is the insurance policy that keeps your cake layers from sticking and breaking later
Mix the dry ingredients:
Whisking flour, baking powder, and salt now means no dry pockets in your finished cake
Cream butter and sugar:
Those three full minutes of beating incorporate air bubbles that make the cake tender rather than dense
Add eggs and vanilla:
Room temperature eggs emulsify better into the batter, creating that velvety texture red velvet is known for
Alternate wet and dry:
This gentle folding prevents overdeveloping gluten, which keeps the crumb soft and delicate
Color the batter:
Add gel food coloring a little at a time, remembering that baked red always looks slightly darker than raw batter
Bake and cool:
Rotating the pans halfway through prevents uneven baking, and patience during cooling prevents soggy edges
Make the buttercream:
Sifting the powdered sugar first is the secret to silky smooth frosting without those annoying tiny lumps
Stack and crumb coat:
This thin layer of frosting locks in loose crumbs so your final coat stays pristine and professional looking
Roll and cut fondant:
Dusting your surface with cornstarch instead of powdered sugar keeps the fondant from getting sticky or too sweet
Apply the face:
Work quickly once the fondant touches the buttercream, or it will slide and those perfect eyes will go crooked
Final touches:
Let the completed cake rest before slicing to give the fondant time to settle and the buttercream to firm up
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Overhead view of Betty Boop Cake showcasing shiny black fondant hair, bright white eyes, and vibrant red lips on smooth icing. Save
Overhead view of Betty Boop Cake showcasing shiny black fondant hair, bright white eyes, and vibrant red lips on smooth icing. | fizznib.com

Last year I made this for a 1940s themed party and the host actually framed a photo of the cake alongside vintage posters. Something about that glossy black hair against the buttercream yellow walls made the whole room feel like a scene from an old cartoon come to life. The best part was watching skeptical adults become absolutely delighted by how whimsical it felt.

Getting That Hair Just Right

I learned the hard way that Betty Boops signature hair has a very specific swoop that looks wrong if even slightly off. Print a reference photo and trace the silhouette onto parchment first, then use that as your cutting guide. The extra five minutes of prep saves so much frustration later when you are trying to freehand curved shapes in fondant that does not forgive mistakes easily.

Working With Black Fondant

Black fondant shows every fingerprint and imperfection, so keep your hands lightly dusted with cornstarch as you work. I also warm it slightly between my palms for just ten seconds before rolling, which makes it more cooperative without getting so soft that it loses its shape. The contrast between jet black fondant and bright white eyes is what makes this cake instantly recognizable, so take your time smoothing those surfaces.

Making Those Eyes Pop

The secret to Betty Boops expressive eyes is positioning them slightly higher on the face than feels natural, with those tiny white heart highlights catching light from the same direction. I also brush the white fondant with a very light touch of pearl dust right before attaching it, which makes the eyes sparkle under venue lighting.

  • Attach fondant pieces with the smallest possible amount of buttercement to avoid oozing
  • Keep a clean damp towel nearby to wipe cornstarch residue off dark fondant
  • Step back and view the face from across the room to check proportions before the buttercream sets
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Close-up of Betty Boop Cake with glossy red layers, rich cream cheese buttercream, and playful cartoon-inspired decorations. Save
Close-up of Betty Boop Cake with glossy red layers, rich cream cheese buttercream, and playful cartoon-inspired decorations. | fizznib.com

There is something magical about cutting into that dramatic exterior and revealing those playful red layers inside. This cake never fails to make people smile, and honestly, that is exactly what baking should be about.

Cooking Guide

Why is red gel food coloring used instead of liquid?

Red gel food coloring provides a more vibrant and intense hue without significantly altering the consistency of the batter, unlike liquid food coloring which can dilute it.

Can I make the fondant decorations in advance?

Yes, fondant decorations can be prepared a day or two ahead and stored in an airtight container at room temperature. This helps save time on the day of assembly.

What if my cream cheese buttercream is too soft?

If your buttercream is too soft, it likely needs to be chilled. Place it in the refrigerator for 15-20 minutes, then re-whip until it reaches a spreadable consistency. Ensure your butter and cream cheese are at room temperature, but not overly warm.

How do I ensure even cake layers?

To ensure even cake layers, accurately measure ingredients, divide batter equally between pans, and use a level baking surface. Trimming domes level with a serrated knife after cooling also helps create a uniform stack.

Can I use a different type of frosting?

While cream cheese buttercream is classic for this style of cake, you can certainly substitute it with Swiss meringue buttercream for a lighter, silkier texture, or even a basic vanilla American buttercream if preferred.

How can I prevent the fondant from cracking?

To prevent fondant from cracking, ensure it's kneaded well until pliable before rolling. Roll it to an even thickness and avoid stretching it too much when applying. Keeping the ambient temperature stable also helps.

Betty Boop Cake

A whimsical cake featuring vibrant red layers, tender crumb, and luscious cream cheese buttercream, adorned with iconic cartoon details.

Setup duration
60 min
Heat duration
30 min
Complete duration
90 min
Created by Chloe Bennett


Complexity Hard

Heritage American

Output 12 Portions

Nutrition Categories Meat-Free

Components

For the Cake

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

For the Cream Cheese Buttercream

01 8 ounces cream cheese, at room temperature
02 ½ cup unsalted butter, at room temperature
03 4 cups powdered sugar, sifted

For Decoration

01 8 ounces black fondant
02 4 ounces white fondant
03 2 ounces 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

Method

Phase 01

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

Phase 02

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

Phase 03

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

Phase 04

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

Phase 05

Combine Wet and Dry 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.

Phase 06

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

Phase 07

Fill Pans and Bake: Divide batter evenly between prepared pans and smooth tops with a spatula. Bake for 25–30 minutes, or until a toothpick inserted in the center comes out clean. Rotate pans halfway through baking.

Phase 08

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

Phase 09

Prepare Buttercream Base: While cakes cool, prepare cream cheese buttercream: beat cream cheese and butter together on medium speed until smooth, about 2 minutes.

Phase 10

Complete 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, about 3 minutes.

Phase 11

Assemble Cake Layers: 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.

Phase 12

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

Phase 13

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

Phase 14

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

Phase 15

Create 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.

Phase 16

Attach Hair Decoration: 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.

Phase 17

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

Phase 18

Create Decorative Headband: Roll a thin coil of red fondant into Betty Boops decorative headband and place across the top edge of the hair silhouette.

Phase 19

Add Final Touches: Add any final touches such as a small sugar flower or edible sparkles around the base. Allow the decorated cake to rest at room temperature for 30 minutes before slicing and serving.

Kitchen Tools

  • 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

Sensitivity Guide

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains wheat (gluten)
  • Contains eggs
  • Contains milk (dairy)
  • Fondant may contain traces of nuts

Dietary Information (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 690
  • Fats: 28 g
  • Carbohydrates: 104 g
  • Proteins: 5 g