How to Make a Swimming Pool Cake

Looking to make a splash at your next party?

Learn how to make a swimming pool cake that will have everyone diving in for a bite!

With just a few simple ingredients and some creative decorating, you can create a cake that looks like a refreshing pool oasis.

Follow these easy steps to bake, shape, decorate, and serve a deliciously fun swimming pool cake that will make a big splash at any gathering.

[Materials Needed for a Swimming Pool Cake

To make a swimming pool cake, you'll need a list of baking ingredients such as flour, sugar, eggs, and butter.

Additionally, you'll require a variety of baking tools like cake pans, mixing bowls, and a spatula.

Lastly, don't forget the decorating materials such as food coloring, fondant, and edible decorations to make your swimming pool cake come to life.

[List of Baking Ingredients]

You will need several baking ingredients to make a swimming pool cake. Here is a list of the essential items you'll need:

  • Cake mix: Choose your favorite flavor, such as chocolate or vanilla, to form the base of your swimming pool cake.
  • Water: Use water as directed on the cake mix package to create a moist and delicious cake.
  • Butter: Add butter to the cake mix for richness and flavor. Make sure it's softened to room temperature for easy mixing.
  • Sugar: Sweeten your cake batter with sugar, which will give it a delightful taste.

In addition to these ingredients, you'll also need frosting and icing sugar for decorating your swimming pool cake. These items will help you create the perfect pool water effect and bring your cake to life.

[List of Baking Tools]

To create your swimming pool cake, gather the necessary baking tools for the job. Here are four essential items you'll need:

  • Cake board: This will provide a sturdy base for your cake and make it easier to transport.
  • Knife: A sharp knife will be needed to level and trim your cake layers.
  • Cake tin: Choose a cake tin in the desired shape and size for your swimming pool cake.
  • Wire rack: After baking, you'll need a wire rack to cool your cake layers completely before frosting.

Additionally, you may also need the following tools for decorating your swimming pool cake:

  • Frosting: Use frosting to crumb coat and frost your cake.
  • Fondant: Fondant can be used to create pool water and other decorative elements.
  • Icing: Use icing to pipe details and add finishing touches to your swimming pool cake.

Additional Related Posts:
How Does Ozone Work in Swimming Pools
Should You Shower After Swimming in a Saltwater Pool

With these baking tools in hand, you'll be well-equipped to create a stunning swimming pool cake.

[List of Decorating Materials]

To decorate your swimming pool cake, gather the necessary materials for the job. Here are the items you'll need:

  • Biscuit fence: Use this to create the fence around your swimming pool cake. It adds a realistic touch and enhances the overall look.
  • Marshmallow shapes: These can be used to create various pool accessories like beach balls, floaties, and even diving boards. Get creative and have fun shaping them!
  • Coloured modelling paste: Use this paste to create realistic waves, water splashes, and pool tiles. It adds depth and visual interest to your cake.
  • Edible paste food colouring: Experiment with different shades of blue to achieve the perfect pool water color. This will make your swimming pool cake look more realistic and inviting.

Once you have gathered these materials, you can start decorating your swimming pool cake. Don't forget to use your cup frosting, cream cheese frosting, and dollop of frosting to add finishing touches and create a delicious and visually appealing treat.

Baking the Cake

Now it's time to get baking!

First, choose your cake flavor, whether it's classic vanilla, rich chocolate, or something more adventurous.

Then, mix all the ingredients together until they're well combined.

[Choosing the Cake Flavor

You can select your desired cake flavor for baking the swimming pool cake.

When it comes to choosing the perfect cake flavor for a birthday cake, there are endless options to consider.

One popular choice is a classic vanilla cake flavor. You can easily achieve this by using a packet of vanilla cake mix.

If you prefer a lighter taste, a white cake mix can be a great option.

Additional Related Posts:
Can Renal Patients Swim in Public Pools
How to Get Rid of Thrips in a Swimming Pool

For those who love chocolate, you can incorporate cocoa into the buttercream to create a rich and decadent chocolate flavor.

No matter which cake flavor you choose, it's important to use high-quality ingredients, such as unsalted butter, to ensure a delicious and moist cake layer.

[Mixing the Ingredients]

Gather all of your ingredients and mix them together to create a delicious cake batter. Start by preheating your oven according to the cake mix recipe.

In a large mixing bowl, combine the cake mix, water, and melted butter. Use an electric mixer on low speed to blend the ingredients together until they're well combined and there are no lumps. Make sure to scrape down the sides of the bowl to ensure all the ingredients are incorporated. The batter should be smooth and pourable.

Once the batter is mixed, pour it into prepared cake pans and smooth the tops with a spatula. Bake the cakes according to the recipe's instructions.

While the cakes are baking, you can prepare the frosting.

[Baking the Cake

The crucial step in the process is ensuring proper baking of the cake. To begin, preheat your oven to the recommended temperature and prepare your cake batter. Pour the batter into a greased and floured cake pan, making sure it's evenly spread.

Place the pan in the oven and set the timer for the specified baking time, usually around 30-40 minutes. While the cake is baking, resist the temptation to open the oven door as this can cause the cake to sink.

Once the baking time is up, insert a sharp knife into the center of the cake. If it comes out clean, the cake is done. If not, continue baking for a few more minutes.

Once baked, remove the cake from the oven and let it cool in the pan for a few minutes before transferring it to a wire rack to cool completely. Remember, patience is key when baking the cake for your swimming pool cake masterpiece.

Creating the Swimming Pool Shape

Now that you have baked the cake, it's time to create the swimming pool shape.

Start by carefully cutting the cake into the desired shape of the pool.

Next, you'll need to create the pool walls using fondant or buttercream icing.

[Cutting the Cake

To create the swimming pool shape for your swimming pool cake, start by carefully cutting a rectangular section out of the center of the cake using a sharp knife. This step is crucial in achieving the desired shape for your cake.

Once you have removed the rectangular section, you'll be left with two separate pieces, resembling the top and bottom of a swimming pool. Place the bottom piece on a serving platter and frost it with blue icing to represent the water.

Then, carefully position the top piece on the frosted cake to create the illusion of a swimming pool.

You can further enhance the swimming pool cake by adding decorations such as gummy bears, wafer cookies, or small toy pool accessories.

The final result will surely be the highlight of any birthday party!

[Creating the Pool Walls

Start by cutting four rectangular pieces of cake to serve as the walls of your swimming pool. Use a sharp knife to carefully cut the cake into equal-sized rectangles. Make sure the rectangles are tall enough to create a sturdy pool wall.

Once you have your cake rectangles, it's time to assemble the swimming pool shape. Place one rectangle on a serving plate, and then position the other three rectangles around it to form a rectangle shape. Use wooden sticks to secure the walls together.

To give your pool a realistic touch, cover the top edges of the cake with green fondant to represent grass. You can also add a paper ladder on the side of the cake to complete the swimming pool look.

[Creating the Pool Bottom

Once you have assembled the walls of your swimming pool cake, it's time to create the pool bottom and shape by adding another layer of cake.

To make the pool bottom, cut out a smaller circle in the center of the cake to resemble the pool water. This will create a shallow pool effect.

Next, place strips of licorice strap around the edge of the cake to act as the pool's border. These strips will give the cake a realistic touch.

To add some fun elements to your pool party cake, you can place jelly babies and baby dolls around the pool area. These little details will make your cake even more exciting and enjoyable for everyone.

Now that you have created the pool bottom, it's time to move on to the next step – decorating the cake to make it look like a real swimming pool.

Decorating the Cake

Now that you have created the swimming pool shape, it's time to focus on the fun part – decorating the cake!

To give your cake a realistic water effect, you can use blue icing or gel.

Don't forget to add pool features like a ladder and pool floats to make it look more authentic.

Lastly, create the surrounding area by using crushed graham crackers or brown sugar for sand and adding edible decorations like palm trees or beach chairs.

[Creating the Water Effect]

Enhance the appearance of your swimming pool cake by creating a realistic water effect using simple decorating techniques.

To achieve this effect, you can use blue jelly to mimic the look of water. Start by preparing a batch of blue jelly according to the instructions on the packet. Once the jelly has set, use a spoon to break it up into small, irregular pieces.

Carefully arrange these jelly pieces on top of the cake, creating a wavy pattern to resemble water.

Next, use white icing to add waves and ripples on the surface of the jelly. You can also use a toothpick or a small spatula to create texture and movement.

The combination of the blue jelly and the icing decoration will give your swimming pool cake a realistic and visually appealing water effect.

[Adding Pool Features

To decorate your swimming pool cake, incorporate various pool features for a fun and vibrant design.

Start by placing a wire rack over the cake to create the pool area.

Cut pool noodles into smaller pieces and arrange them around the edges of the cake to resemble poolside seating.

Next, spread a layer of buttercream icing provided over the entire cake, smoothing it out to resemble water.

Then, use chocolate buttercream to create decorative waves on top of the water.

To add a finishing touch, sprinkle colorful sprinkles around the pool area to represent pool toys.

The combination of pool noodles, buttercream icing, and sprinkles will give your swimming pool cake an exciting and realistic appearance.

[Pool Ladder

To decorate your swimming pool cake with a pool ladder, carefully position a mini plastic ladder on one side of the cake. This will give your cake a realistic touch and make it look like a real swimming pool.

Before placing the ladder, make sure your cake is covered with blue jelly or frosting to resemble water. You can also use blue fondant to create waves or ripples in the water.

To make the ladder stand upright, you can insert it into biscuits or use fondant to create a stable base.

Once the ladder is in place, you can add tiny details like a diving board or pool toys to complete the pool scene.

[Pool Floats

Add pool floats to your swimming pool cake to make it even more fun and realistic.

To create the pool floats, you can use a combination of cake recipe, jelly, fondant, biscuit, and frosting. Start by making small rectangular or circular shapes out of cake, and then cover them with a layer of colored fondant to resemble the floats.

Use different colors to make them more vibrant and eye-catching. For added detail, you can use a small piece of biscuit or fondant to create the headrest or handles on the floats.

Place the floats on top of the blue jelly 'pool' on your cake, arranging them in a playful and natural way.

This simple addition will surely impress your guests and make your swimming pool cake a hit at any party.

[Creating the Surrounding Area

Now that you have added the pool floats to your swimming pool cake, it's time to focus on creating the surrounding area and decorating the cake.

To create a realistic pool area, you can use blue jelly to represent the water. Simply pour the jelly carefully around the cake, making sure it doesn't overflow.

Next, you can use icing to create waves or ripples on the surface of the jelly, adding more depth to the pool area.

To make the pool area more visually appealing, you can use fondant to create little sun loungers, umbrellas, and even tiny swimmers. Arrange them around the edge of the pool to create a lifelike scene.

Remember to be creative and have fun while decorating your swimming pool cake!


Spread green icing over the remaining areas of the cake to create a lush grassy surface. Use a spatula to evenly spread the icing, making sure to cover every inch of the cake.

The green color will mimic the vibrant grass surrounding a pool, adding a realistic touch to your swimming pool cake.

To enhance the texture of the grass, you can also crumble some biscuits or cookies and sprinkle them over the green icing. This will give the cake a slightly rough and uneven appearance, resembling the uneven ground near a pool.

If you want to add more dimension to the grass, consider using fondant to create blades of grass or small flowers.


To create the patio for your swimming pool cake, start by using crushed graham crackers to represent the sandy surface around the pool. Sprinkle the crushed graham crackers around the edges of the cake, making sure to leave space for the pool in the center.

Next, use blue jelly to fill the pool area, creating the illusion of water. Carefully spread the blue jelly evenly across the surface, making sure not to overflow onto the patio.

Now, it's time to add the finishing touches. Use fondant to create small lounge chairs and umbrellas to place on the patio. You can also use frosting to create footprints leading from the pool to the patio, adding a fun touch to the design.

Preserving and Serving the Cake

Now that you've decorated your swimming pool cake, it's important to know how to preserve and serve it.

Storing the cake in a cool, dry place will help maintain its freshness.

When serving, consider creative options like adding edible pool toys or a dollop of whipped cream to enhance the presentation.

Lastly, if you need to transport the cake, follow these tips to ensure it arrives intact and ready to be enjoyed.

[Storing the Cake

Keep the cake fresh by storing it in an airtight container in the refrigerator.

After you have finished serving the cake, make sure to wrap any leftovers tightly in cling film before refrigerating them. This helps to maintain the cake's moisture and prevent it from drying out.

If you want to display the cake for a longer period, you can place it on a cake drum and cover it with a cake dome. This will protect the cake from any external factors that might affect its freshness.

Remember to always refrigerate the cake when not in use, as this keeps it cool and prevents spoilage.

[Serving Suggestions]

After storing the cake in an airtight container in the refrigerator, you can now focus on preserving and serving it. To ensure the swimming pool cake stays fresh and delicious, follow these serving suggestions:

Serving Suggestion Description
Jelly Pool Create a refreshing pool effect by filling a hollowed-out section of the cake with blue jelly. This adds a fun and realistic touch to your swimming pool cake.
Fondant Decorations Use fondant to create various pool-themed decorations, such as swim rings, diving boards, or beach balls. These edible embellishments will enhance the overall appearance of your cake.
Frosting Waves Create waves on the sides of the pool by using frosting and a spatula. This simple technique adds texture and dimension to the cake, making it visually appealing.
Biscuit Deck Chairs Place small, edible biscuits on the edge of the cake to resemble deck chairs. This adds a playful touch and allows guests to enjoy a tasty treat with their slice of swimming pool cake.

[Tips for Transporting the Cake]

To ensure your swimming pool cake arrives safely and intact, follow these tips for transporting it.

First, make sure the cake is completely cooled before attempting to move it. This will help prevent any damage or smudging of the frosting.

Next, use a sturdy cake carrier or box that's the appropriate size for your cake. Place the cake in the carrier or box, making sure it's secure and won't slide around during transportation. If the cake is multi-tiered, consider using dowels or straws to provide additional support.

It's also a good idea to refrigerate the cake before transporting it, as this will help it stay firm and less likely to shift.

Finally, drive carefully and avoid any sudden movements or abrupt stops.

Frequently Asked Questions

How Long Does It Take to Make a Swimming Pool Cake?

It takes about 2-3 hours to make a swimming pool cake. You'll need to bake the cake, let it cool, then decorate it with frosting, fondant, and candy to create the pool effect.

Can I Use a Box Cake Mix Instead of Making the Cake From Scratch?

Yes, you can definitely use a box cake mix instead of making the cake from scratch. It will save you time and effort, while still providing a delicious base for your swimming pool cake.

Can I Use Fondant to Create the Swimming Pool Shape Instead of Carving the Cake?

Sure, you can use fondant to create the swimming pool shape instead of carving the cake. It's a great option if you want a more precise and smooth finish.

Can I Use Gel Food Coloring Instead of Liquid Food Coloring to Color the Frosting?

You can definitely use gel food coloring instead of liquid food coloring to color the frosting. Gel food coloring provides more vibrant colors and won't water down the frosting like liquid food coloring.

How Should I Store the Swimming Pool Cake Before Serving It?

To store the swimming pool cake before serving, you should place it in the refrigerator. Make sure it is properly covered to prevent drying out. This will help keep the cake fresh and ready to enjoy.

Related Posts

Avatar photo

Mike Hunter

Mike is the owner of the local pool shop. He's been in the business for over 20 years and knows everything there is to know about pools. He's always happy to help his customers with whatever they need, whether it's advice on pool maintenance or choosing the right chemicals. He's also a bit of a pool expert, and is always happy to share his knowledge with anyone who's interested.

Leave a Reply

Your email address will not be published. Required fields are marked *