Unicorn cookie cake is a giant cookie with unicorn rainbow chips and unicorn sprinkles. Decorate the cookie cake with buttercream frosting and a unicorn cake topper.
Also check out my Unicorn Chip Cookies with Peanut Butter, No Knead Rainbow Unicorn Bread Recipe or Yogurt and Strawberry Unicorn Popsicles.
Key Takeaways:
- Unicorn Cookie Cake is a fun, oversized cookie made with pink and blue swirled unicorn chips and colorful sprinkles.
- 10-inch cake pan or shallow baking dish is recommended, with parchment lining and greasing for easy removal.
- Ingredients include standard cookie components—flour, sugar, eggs, baking powder, vanilla—plus dye-free plant-based coloring and unicorn-themed chips/sprinkles.
- Simple baking steps (SIS: Simple Is Smart) include prepping dry and wet ingredients, baking at 350°F for 30 minutes, and cooling completely before decorating.
- Decorating involves buttercream frosting in hot pink and blue, piped together to create a vibrant unicorn mane; topped with a cake topper for the horn and ears.
- More unicorn fun: Explore additional unicorn-themed treats like cupcakes, parfaits, chip cookies, and no-knead rainbow bread on the same blog.
Overview
If you’re looking for a magical dessert to wow kids and unicorn lovers alike, this Unicorn Cookie Cake is a whimsical treat that delivers both flavor and fun. This oversized cookie is packed with vibrant pink-and-blue unicorn chips and sprinkled with colorful Unicorn Sprinklefetti, baked to perfection in a 10-inch round pan. Once cooled, it becomes the ultimate canvas for creative decorating—piped with hot pink and aqua buttercream, and topped with a playful unicorn horn and ears. Perfect for birthday parties, themed celebrations, or just a little extra sparkle on an ordinary day, this recipe keeps things easy with simple steps and ingredients you likely already have in your pantry. Want more unicorn magic? Don’t miss the Unicorn Chip Cookies with Peanut Butter, No Knead Rainbow Unicorn Bread, or Yogurt and Strawberry Unicorn Popsicles linked in the post.
This page contains Amazon affiliate links. If you click a link, I may earn a small commission from qualifying purchases at no extra cost to you.
Gather your Ingredients
Before you start baking, you will need to make sure you have a 10 inch round cake pan or shallow baking dish. I was at the store the other day and spotted these Unicorn chips. They are pink and blue swirled vanilla chips. How perfect for a Unicorn Cookie Cake. In addition to the chips I used Sprinklefetti Happy Unicorn Sprinkles. The rest of the ingredients are the usual cake or cookie ingredients. Flour, sugar, eggs, baking powder and vanilla. Use Dye-Free plant based coloring.
SIS (simple is smart) steps to make the Unicorn cookie cake
- Preheat the oven
- Mix together the dry ingredients
- Cream the butter and sugar and add the vanilla and eggs.
- Add the flour in 3 batches.
- Stop and scrape the bowl frequently.
- Put a 10-inch circle of parchment in the bottom of the baking pan and grease the pan.
- Pour the batter into the pan and bake for 30 minutes at 350 degrees or until the edges are lightly browned and the center is set.
- Let the cake cook completely before decorating.
Decorate the Unicorn Cookie Cake
Make and color buttercream frosting hot pink and blue. Alternately purchase Hot Pink and Aqua Blue frosting. The horn and ears are a Unicorn Cake Topper that I took apart and attached with some frosting. Put the blue and pink frosting in separate bags and pipe them together onto the unicorn cookie cake. (see the video). Add the horn, ears, flowers, and eyes.
For more fun Unicorn themed ideas check out my Unicorn Sugar Cookies, some Unicorn cupcakes or a Unicorn Parfait.
This page contains Amazon affiliate links. If you click a link, I may earn a small commission from qualifying purchases at no extra cost to you.
FAQ:
Q: Can I use a regular cake pan instead of a 10-inch round one?
A: Yes! Just ensure it’s shallow enough to mimic a cookie shape. Adjust baking time slightly if using a different size.
Q: Where do I find unicorn chips and sprinkles?
A: These are often available at baking supply stores or online retailers like Amazon (affiliate links are provided in the post).
Q: Can I substitute regular chocolate chips?
A: You can, but it won’t have the same colorful unicorn effect. Look for pastel or swirled chips for a similar look.
Q: What frosting colors work best?
A: Hot pink and aqua blue provide the signature unicorn theme, but you can customize with any pastel shades.
Q: Is the unicorn cake topper included in the recipe?
A: No, it’s a separate accessory used for decoration and is available online or in party stores.
Q: How long does the cookie cake last once decorated?
A: It stays fresh for up to 3 days when stored in an airtight container at room temperature.
Unicorn Cookie Cake
Equipment
- 10-inch cake pan
- unicorn chips and unicorn sprinkles
Ingredients
- ¾ cup unsalted softened Butter (170g)
- 1½ cups Sugar(300g)
- 2 large Eggs
- 1 tsp Vanilla
- 2 cups Cake Flour(240g)
- ½ tsp Baking Powder
- 1 tsp Salt
- 1 cup Unicorn Chips(170g)
- 2 tbsp Unicorn Sprinkles
Instructions
- Preheat over to 350°F (176°C)
- Mix together the flour, salt, and baking powder, and set aside.
- Add the butter and sugar to a mixing bowl. Beat with a stand mixer or hand mixer until light and fluffy. Scrape down bowl.
- Add the eggs, one at a time, Beat on medium after each egg to mix them in.
- Add vanilla and mix in.
- Add the dry ingredients in 3 batches, mix well after each addition. Scrap the bowl once during the addition of the flour.
- Stir in the unicorn chips and sprinkles by hand.
- Put the batter in a parchment-lined, greased 10-inch pan.
- Bake for 30 minutes.
- Decorate with buttercream frosting and a unicorn cake topper. You can remove the cookie cake from the pan before decorating it or leave it in the pan.
- Let cake cool completely.
