Skip to Content

The Best Chocolate Harry Potter Birthday Cake

If you are looking for a fun cake for a Harry Potter Themed Event, check out this delicious chocolate Harry Potter Birthday cake!

The Best Chocolate Harry Potter Birthday Cake

Introducing the perfect birthday treat for any Harry Potter fan, a delicious and magical Harry Potter Birthday Cake! Whether you’re celebrating an anniversary, welcoming a new baby, or just want to show your appreciation to a loved one, this cake is sure to put a spell on everyone who has the pleasure of tasting it.

The Best Chocolate Harry Potter Birthday Cake

Made with the best ingredients and rich in flavor, this cake offers not only an enjoyable dessert experience but also a great way to show your love for the beloved series. Get ready for your next magical event with our Harry Potter Birthday Cake!

The Best Chocolate Harry Potter Birthday Cake

Reasons You’ll Love Harry Potter’s Birthday Cake

The Best Chocolate Harry Potter Birthday Cake
  • You can make this cake for any special occasion!
  • It’s a simple cake, which means an even easier Harry Potter party.
  • You can write “Happy Birthday Harry” on the cake and everyone will LOVE it!
The Best Chocolate Harry Potter Birthday Cake

Basic Ingredients Used for the Delicious Harry Potter Cake

The Best Chocolate Harry Potter Birthday Cake
  • Box of chocolate cake mix – Pick out your favorite chocolate cake mix to use for this part! You can add cocoa powder to make it even more chocolate filled!
  • Eggs – You can’t make a Happee Birthdae Harry Cake without eggs!
  • Vegetable oil – You’ll need this oil to help put the cake together. Vegetable oil works best.
  • Water – A little water is going to go a long way in making this cake!
  • Sour cream – This recipe calls for sour cream, which will help make the best part of this cake!

What’s in the frosting?

The Best Chocolate Harry Potter Birthday Cake
  • You’re going to need unsalted butter that is at room temperature prior to baking.
  • A little bit of vegetable shortening is going to help you make the frosting!
  • Powdered sugar is going to make the buttercream frosting super sweet and delicious.
  • Don’t forget about adding vanilla extract to the recipe! Vanilla makes upcoming birthdays magical.
  • Last but not least is the heavy cream milk or coffee creamer for making the frosting!

You’re going to mix everything in a small bowl to make the icing. You can also use this recipe to make green icing or green frosting, pink frosting, or vanilla buttercream! You can make custom Harry Potter cakes using this recipe, you just have to be creative with it.

4 Ways to Use this Cake

  • You can use this Hogwarts Castle Cake for baby showers! Let’s talk about this EXTRA special baby shower cake.
  • Utilize the magical theme and beloved characters to show off your skill set!
  • Wizard Harry can be the star of this cake for a birthday party. This will make huge Harry Potter fans super happy.
  • You can make this cake just because! Don’t forget to add the sorting hat to the top of the cake layer!

There you have it, if you want themed desserts for a birthday party, then a Wizarding World of Harry Potter cake is the way to go. The simple recipe, the frosting, and everything in between make this the best cake ever! So, the next time you have Harry Potter-Themed parties, use this cake recipe!

What are some other fun Harry Potter Themed Treats to make?

What equipment do you need to make this fun cake?

  • 1 8*2 inch round baking pan
  • Hand or stand mixer
  • Measuring cups and spoons
  • Offset Spatula
  • Turn table
  • Cake Board
  • Piping Bag w tip 10 
  • Pink & Green Gel Food Coloring

If you are looking for some more amazing cake recipes be sure to check out this comprehensive list: The Most Delicious Cake Recipes For Dessert

Chocolate Harry Potter Birthday Cake
Yield: 10-12 servings

Chocolate Harry Potter Birthday Cake

Prep Time: 40 minutes
Additional Time: 10 minutes
Total Time: 50 minutes

This Harry Potter Birthday Cake recipe is so great for Harry Potter Themed events!


  • Ingredients for cake
  • 1 box of chocolate cake mix
  • 3 large eggs
  • 1/3 cup vegetable oil
  • 1 cup water
  • ¼ cup sour cream
  • Ingredients for Frosting
  • 1 stick unsalted butter room temperature
  • 1/2 cup vegetable shortening
  • 1- pound powdered sugar
  • 1 tsp vanilla
  • 1-2 tbsp heavy cream milk or coffee creamer


  1. Preheat the oven to 350
  2. Add all of the ingredients for the cake to a mixer.
  3. Mix until smooth.
  4. Spray cake pan with baking spray
  5. Pour batter in and bake for 35-40 min until done
  6. Allow to cool, freeze overnight for best results.
  7. Make the frosting
  8. Cream butter and shortening together.
  9. Add powdered sugar, vanilla and 1 tbsp liquid to bowl.
  10. Mix until incorporated.
  11. Add an additional tbsp of liquid.
  12. Mix on high for 3-5 mins.
  13. Only add the last .05 tbsp of liquid if it’s not silky and a smooth.
  14. Pull out ¼ cup of frosting and dye it green.
  15. Dye the remaining pink.
  16. Frosting the cake in pink frosting.
  17. Add the green frosting to a piping bag fitted with a tip 10.
  18. Write the word Birthdae first across the center of the cake.
  19. This helps you anchor the words
  20. Then write Happee above it and Harry beneath.
  21. Don’t forget to add the knife cuts!

    Happ | ee
    Birth | dae
    H | arry


Frosting a frozen cake keeps you from getting the crumbs into the frosting.

The cake will thaw out under the frosting and will not be dry.

Nutrition Information



Serving Size


Amount Per Serving Calories 438Total Fat 28gSaturated Fat 11gTrans Fat 0gUnsaturated Fat 15gCholesterol 83mgSodium 72mgCarbohydrates 46gFiber 0gSugar 44gProtein 3g

Did you make this recipe?

Please leave a comment on the blog or share a photo on Instagram

Pin it for later!

If you enjoyed this recipe be sure to check out my Instagram Page for the latest posts!

Before you go, check out these great posts!

Easy and Fun Super Mario Mushroom Cupcakes

The Best Chocolate Mississippi Mud Cake Recipe

Super Easy Homemade Birthday Cake Ice Cream Recipe

Skip to Recipe