These delightful Watermelon Cupcakes made with real watermelon are bursting with summer freshness and perfect for any festive gathering! Easy to make and a hit at any gathering like a birthday party!
Looking for more cupcake recipes? Try my Easy Boston Cream Cupcakes or my Addicting Matcha Cupcakes!

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Top Tips
- After frosting the cupcakes, you can add mini chocolate chips on the frosting to make it look like it has watermelon seeds.
- My favorite round piping tool I used.
Variations
- Watermelon Puree: Incorporate freshly pureed watermelon into the cupcake batter to infuse it with natural watermelon flavor and moisture.
- Watermelon Frosting: Create a creamy frosting using watermelon puree, powdered sugar, and butter or cream cheese. This will add a refreshing twist to the traditional frosting flavor.
- Watermelon Garnish: Top each cupcake with a small slice of fresh watermelon as a decorative and tasty garnish.
- Watermelon Syrup: Make a watermelon syrup by boiling down watermelon juice with sugar until it thickens slightly. Drizzle this syrup over the cooled cupcakes for an extra burst of watermelon flavor.
- Watermelon Chunks: Add diced watermelon pieces to the cupcake batter for juicy bursts of fruit in every bite.
- Watermelon Extract: Use watermelon extract or essence to flavor both the cupcakes and the frosting if fresh watermelon is not available or if you want a more concentrated flavor.
- Watermelon Rind Zest: Grate the green part of the watermelon rind (without the white part) and fold it into the cupcake batter for a subtle hint of watermelon flavor and a pop of color.
- You're welcome to substitute watermelon juice with a packet of watermelon Kool-Aid or watermelon Jello for added flavor.
Substitutions
- Watermelon Juice: If fresh watermelon is not available, you can use store-bought watermelon juice as a substitute for watermelon puree in the cupcake batter. Ensure it's unsweetened and adjust the sweetness of the batter accordingly.
- Watermelon Flavoring: If you can't find fresh watermelon or watermelon juice, you can use watermelon flavoring or extract as a substitute. Adjust the amount according to taste preferences and the strength of the extract.
- Watermelon Jam or Preserves: If you have watermelon jam or preserves on hand, you can swirl a spoonful into the cupcake batter for added flavor and moisture.
- Natural Food Coloring: If you want to enhance the pink color of the cupcakes without using artificial food coloring, you can use natural alternatives like beet juice or strawberry puree to tint the batter. (Don't worry, you can't taste the beet juice)
Storage
- Refrigerated: Typically, it can last for about 3-5 days when stored properly in an airtight container. Make sure to cover the cake to prevent it from drying out or absorbing odors from the fridge.
- Room Temperature Watermelon Cake: If the cake doesn't contain perishable ingredients and is covered in fondant or a non-perishable frosting, it can be kept at room temperature for 1-2 days. Ensure it's stored in a cool, dry place away from direct sunlight and heat sources.
- Freezing Watermelon Cake: You can freeze for longer-term storage. Wrap the cake tightly in plastic wrap or aluminum foil, followed by a layer of freezer-safe plastic wrap or a freezer bag to prevent freezer burn. It can last for up to 2-3 months in the freezer. When ready to serve, thaw the cake overnight in the refrigerator before bringing it to room temperature.
Ingredients
Gather the ingredients for this Watermelon Cupcakes and once the ingredients are all ready, let's begin!
- white cake mix
- watermelon juice
- egg whites
- oil
- red food coloring (optional)
- black sprinkles
- unsalted butter
- cream cheese
- powdered sugar
- green food coloring (optional)
Instructions
Before you start mixing, preheat oven 350F and line cupcake pan with your choice of cupcake liners.
To make watermelon juice, simply place chunks of watermelon into a blender and blend until smooth.
In a large bowl, add watermelon juice to the mixed dry ingredients:

Next, add the egg whites:

After adding the egg whites, you will also add the oil and beat for 2 minutes:

After mixing the batter well, put three drops of food color and mix:

When you get the pinkish color that you want (which resembles the color of a watermelon), add in the black sprinkles to resemble the watermelon seeds. Mix well:

Add batter into cupcake pans ¾ full and bake for 20 minutes. After baking, the cupcakes should then look like these:

Let the cupcakes cool completely before frosting it. So, while waiting for the cupcakes to cool down, it's time to make the frosting 🙂
To make cream cheese frosting, in a large bowl add butter, cream cheese and beat. Slowly add powdered sugar ½ cup at a time while mixing:

Gradually add green food coloring to the mixed frosting until you get a light green color and continue mixing:

Frost on top cooled cupcakes using your favorite icing tip:

There you have it, Simply Bakers! A super cute and easy to make Watermelon cupcakes perfect for summer parties!

FAQ
Other delicious cupcake recipes you can try:
- Easy Boston Cream Cupcakes
- 3 Ingredient Chocolate Cupcakes
- Pumpkin Cupcakes
- Carrot Cake Cupcakes
- Hamburger Cupcakes
- White Chocolate Strawberry Cupcakes
Watermelon Cupcakes with Real Watermelon
Ingredients
- 1 (15.25) oz white cake mix
- 1 ¼ cup watermelon juice *
- 3 egg whites
- ⅓ cup oil
- 3 drops red food coloring
- ⅙ cup dark colored sprinkles
Cream Cheese Frosting
- ¼ cup unsalted butter softened
- 1 (8) oz cream cheese softened
- 3 ½ cups powdered sugar sifted
- 4-5 drops green food coloring
Instructions
- Preheat oven 350F, line cupcake pans.
- In a large bowl, combine the watermelon juice, egg whites, and oil, then beat the mixture for 2 minutes until smooth. Fill cupcake pans about ¾ full with the batter and bake for 20-23 minutes, or until a toothpick inserted into the center comes out clean. Set aside.
Cream Cheese Frosting
- To make cream cheese frosting, in a large bowl add butter, cream cheese. Gradually add green food coloring until you get a light green color and continue mixing until well combined.
- Slowly add powdered sugar ½ cup at a time until well combined and mix for about 5 more minutes.
- Decorate cupcakes using your favorite frosting tip.**
Notes
Watch The Recipe Video!
Watermelon cupcakes have been requested so many times on my YouTube channel, so I decided to make them! These were so delicious and I actually used a cake box mix, but if you looking to make it from scratch check out some of my vanilla cupcake recipe which would taste fantastic!





Yani says
Great recipe! Keep it up!
Lainey says
Thank you so much Yani!
Jeaneva says
These tasted like watermelon! I was very surprised. I added some watermelon to my cream cheese frosting as well the 2nd time I made it and it was delicious.
Lainey says
Thank you for sharing!