How to Make Rainbow Cake Recipe With Chocolate🌈Glossy Chocolate & Candy Topping💖By HT Mini Cakes

How to Make Rainbow Cake Recipe With Chocolate🌈Glossy Chocolate & Candy Topping💖By HT Mini Cakes is a medium Swiss recipe that serves 8. 350 calories per serving. Recipe by HT Mini Cakes on YouTube.

Prep: 45 min | Cook: 30 min | Total: 1 hr 45 min

Cost: $5.90 total, $0.74 per serving

Ingredients

  • 4 pcs Large Eggs (room temperature)
  • 1 cup Granulated Sugar (fine granules)
  • 1 cup Whole Milk (room temperature)
  • 1/2 cup Vegetable Oil (neutral flavor)
  • 1 cup All-Purpose Flour (sifted)
  • 2 Tbsp Corn Starch (sifted with flour)
  • Assorted drops Food Coloring (gel or liquid, colors: red, orange, yellow, green, blue, purple)
  • 1/2 cup Unsalted Butter (softened, for buttercream)
  • 2 cups Powdered Sugar (sifted)
  • 200 g Store‑Bought Fondant (pre‑colored white, cut into balls)

Instructions

  1. Prepare the Baking Pan

    Line the 9x13 inch pan with parchment paper, allowing excess to overhang for easy removal later.

    Time: PT5M

  2. Mix Wet Ingredients

    In a mixing bowl, whisk together the eggs, granulated sugar, milk, vegetable oil, and vanilla extract (if using) until light and fluffy, about 2 minutes.

    Time: PT5M

  3. Add Dry Ingredients

    Sift the flour and corn starch together, then fold into the wet mixture until just combined. Do not over‑mix.

    Time: PT5M

  4. Divide and Color Batter

    Divide the batter into six equal portions in separate bowls. Add a few drops of food coloring to each bowl to create red, orange, yellow, green, blue, and purple batters. Stir gently until color is uniform.

    Time: PT10M

  5. Bake the Colored Layers

    Pour each colored batter one at a time into the prepared pan, spreading evenly. Bake at 350°F for 5‑6 minutes per layer, or until a toothpick comes out clean. Remove each layer and let cool on a rack before adding the next.

    Time: PT30M

    Temperature: 350°F

  6. Cool and Trim Layers

    Once all six layers are baked and cooled, use a serrated knife to trim the edges so they are uniform rectangles.

    Time: PT5M

  7. Make Buttercream Frosting

    Beat softened butter until creamy. Gradually add sifted powdered sugar, beating until light and fluffy. Add a splash of milk if needed to reach spreading consistency.

    Time: PT10M

  8. Assemble the Roll Cake

    Place a sheet of parchment over a clean work surface. Spread a thin layer of buttercream over the first colored sponge, then roll tightly from the short side using the parchment to help. Repeat for each layer, stacking the rolled layers on top of each other to form a tall, multicolored log.

    Time: PT15M

  9. Frost the Cake

    Cover the entire roll cake with a thin “crumb coat” of buttercream, chill for 10 minutes, then apply a final smooth layer of buttercream. Use a spatula to create a sleek finish.

    Time: PT10M

  10. Prepare Fondant Balls

    Roll out the white fondant to about 3 mm thickness. Use a small round cutter (about 2 cm diameter) to cut balls. Place balls on a parchment sheet and chill for 5 minutes to firm.

    Time: PT10M

  11. Decorate

    Arrange the chilled fondant balls in diagonal lines across the top of the cake, creating a rainbow pattern. Add any additional sprinkles or edible glitter if desired.

    Time: PT5M

Nutrition Facts

Calories
350
Protein
4 g
Carbohydrates
55 g
Fat
12 g
Fiber
1 g

Dietary info: Vegetarian

Allergens: Eggs, Milk, Gluten, Soy (if using soy‑based oil)

Last updated: April 13, 2026

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How to Make Rainbow Cake Recipe With Chocolate🌈Glossy Chocolate & Candy Topping💖By HT Mini Cakes

Recipe by HT Mini Cakes

A vibrant Swiss roll cake with rainbow‑colored sponge layers, light buttercream frosting, and decorative fondant balls. Perfect for birthdays, parties, or any celebration that calls for a colorful show‑stopper.

MediumSwissServes 8

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
1h 15m
Prep
35m
Cook
13m
Cleanup
2h 3m
Total

Cost Breakdown

$5.90
Total cost
$0.74
Per serving

Critical Success Points

  • Prepare the Baking Pan
  • Add Dry Ingredients
  • Bake the Colored Layers
  • Make Buttercream Frosting
  • Assemble the Roll Cake
  • Frost the Cake

Safety Warnings

  • Handle hot oven trays with oven mitts to avoid burns
  • Do not consume raw batter; ensure cake is fully baked
  • Fondant can become very hot when melted; allow to cool before handling

Frequently Asked Questions

Everything you need to know about this recipe

Q

What is the cultural significance and history of Swiss rainbow roll cake in Swiss pastry tradition?

A

While the classic Swiss roll originated in Europe in the early 20th century, colorful rainbow variations are a modern, celebratory twist popularized by bakeries worldwide. In Switzerland, the roll is enjoyed as a light tea‑time dessert, and the rainbow version adds a festive, party‑ready element.

cultural
Q

What are the traditional regional variations of Swiss roll cake in European cuisine?

A

Traditional Swiss rolls are often flavored with vanilla, chocolate, or coffee and rolled with a simple buttercream or jam. In Germany, a "Biskuitrolle" may include apricot jam, while in Italy the "Torta Rotonda" is sometimes filled with ricotta and citrus zest. The rainbow version replaces flavored batters with multiple colored layers for visual impact.

cultural
Q

What occasions or celebrations is Swiss rainbow roll cake traditionally associated with in Western culture?

A

The rainbow roll cake is popular for birthdays, children’s parties, graduations, and any event that calls for a bright, eye‑catching dessert. Its vibrant layers make it a favorite for Instagram‑ready celebrations.

cultural
Q

What makes Swiss rainbow roll cake special or unique in Western dessert cuisine?

A

Its combination of light, airy sponge layers in six distinct colors, a smooth buttercream finish, and decorative fondant balls creates a multi‑sensory experience—visual, textural, and flavorful—that sets it apart from standard single‑flavor rolls.

cultural
Q

What are the most common mistakes to avoid when making Swiss rainbow roll cake?

A

Common errors include over‑mixing the batter, baking each layer too long (causing dryness), rolling the cake while it’s too cool (leading to cracks), and using liquid food coloring that thins the batter. Follow the timing and keep the batter’s consistency consistent for best results.

technical
Q

Why does this Swiss rainbow roll cake recipe use corn starch in the batter instead of more flour?

A

Corn starch lightens the crumb and helps the sponge stay tender and flexible, which is essential for rolling multiple thin layers without breaking. It also reduces gluten development, keeping the cake airy.

technical
Q

Can I make Swiss rainbow roll cake ahead of time and how should I store it?

A

Yes. Bake and cool the colored sponge layers, then wrap each tightly in plastic wrap. Store the buttercream in the refrigerator and bring to room temperature before use. Assemble the cake no more than 24 hours ahead for optimal texture, and keep the finished cake refrigerated.

technical
Q

What texture and appearance should I look for when the Swiss rainbow roll cake is done baking?

A

Each layer should be lightly golden around the edges, spring back when gently pressed, and a toothpick inserted in the center should come out clean. The surface should be smooth, not domed, to allow even rolling.

technical
Q

What does the YouTube channel HT Mini Cakes specialize in?

A

The YouTube channel HT Mini Cakes specializes in whimsical, colorful cake creations and miniature dessert tutorials, often featuring fondant decorations, themed designs, and step‑by‑step visual guides for home bakers.

channel
Q

How does the YouTube channel HT Mini Cakes' approach to cake decorating differ from other dessert channels?

A

HT Mini Cakes focuses on playful, story‑driven presentations with a strong emphasis on vibrant colors, fondant sculpting, and interactive “game‑like” challenges, whereas many other channels prioritize classic techniques or large‑scale cake builds.

channel
Q

What other Swiss or European dessert recipes is the YouTube channel HT Mini Cakes known for?

A

HT Mini Cakes is also known for its miniature Black Forest cake, layered tiramisu jars, and miniature croissant‑style pastries, all presented with bright visual flair and easy‑to‑follow instructions.

channel

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