What Is Seafoam Candy?

If you’ve heard about Seafoam Candy, naturally, you are going to want to know what it is. Especially with a name like that! What is it made from? What does it taste like? These are just some of the questions I am going to be answering today.

So, what is Seafoam Candy? Seafoam Candy is a sweet, airy, light, and golden crunchy confectionery. It is typically covered in chocolate, although it can be eaten on its own. Seafoam Candy also goes by the name of honeycomb, sponge candy, cinder toffee, puff candy, and sponge toffee. 

Sounds good, right?

But you likely want to know more, too?

I certainly did.

So let’s delve into it!

What Is Seafoam Candy Made Of?

Seafoam candy is typically made of four simple ingredients: brown sugar, dark corn syrup, white vinegar, and baking soda. Although some recipes also call for chocolate or additional flavorings such as vanilla too!

It’s actually these exact ingredients and how they react with one another that gives this confectionary the look, texture, and taste that it is celebrated for.

The baking soda essentially reacts with the vinegar, creating the bubbly air and expanding the caramelized sugar into a wispy and light sweet treat!

What Does Seafoam Candy Taste Like?

Seafoam Candy is sweet, light, and foamy in taste and texture. There is also a subtle hint of savoriness through the inclusion of baking soda.

It’s actually relatively complex in flavor and crunchy in texture when it has had a chance to set. 

Although, if chocolate is added, then you can expect some extra richness and creaminess too!

What Is Seafoam Candy Typically Eat With?

Seafoam candy is typically eaten either on its own (with or without a chocolate coating) or eaten alongside desserts and other sweet treats, including ice cream or cakes. 

Can You Make Seafoam Candy At Home?

You can make Seafoam Candy at home. In fact, it has an incredibly simple recipe and a quick preparation time, making it a popular at-home recipe. 

In fact, here’s a quick, simple recipe and the instructions on how to make it!


  • 1/2 cup brown sugar
  • 1/2 cup white sugar
  • 1 cup light corn syrup
  • 2 tsp baking soda, sifted


  1. Line a pan with foil (or baking paper) and butter.
  2. Sift the baking soda to remove any lumps.
  3. Mix the two sugars and the syrup together in a pan and stir together over heat. 
  4. Remove the pan from the heat and quickly sprinkle the baking soda over the mixture. Stir rapidly to thoroughly mix. It will turn bubbly and light-colored.
  5. Pour this mixture into your previously lined pan, spreading only a tiny bit to not remove air bubbles.
  6. Let the candy cool.
  7. Break up into pieces. Optional – cover in melted chocolate.
  8. And enjoy.


Seafoam Candy is a terrific light and sweet treat – perfect for desserts or even a snack.

And while it is incredibly easy to make at home, you can buy it too!

In fact, you likely have purchased commercially sold Seafoam Candy already.

The Crunchie Bar (in the UK) is one such example!


Is seafoam candy the same as honeycomb?

Seafoam candy is the same as honeycomb. They are just alternate names for the same thing.

Is sponge candy the same as honeycomb?

Sponge candy is the same as honeycomb. They are just alternate names for the same thing.

How long is seafoam candy good for?

Seafoam candy can last up to eight weeks with proper storage techniques. Although, it is generally best within the first two weeks. 

How do you store seafoam candy?

The best way to store seafoam candy is in an airtight container at room temperature. You need to ensure that it is not exposed to moisture, as this will soften the candy and make it indelible and unappetizing much faster. 

Can you freeze seafoam candy?

You can freeze seafoam candy so long as you do so in an appropriate freezer bag. It can last up to two months frozen, on average.

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