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What Is Jam Sugar? Do You Need It To Make Jam?

Norah Clark
Cut strawberry in half with a spoonful of sugar.

Jam sugar is a type of sugar that is made specifically for making jams and jellies. It is a key ingredient in the process of making homemade jams, as it helps to set the jam and achieve the desired consistency and texture.

You will find variants in jam sugar used in our baking gifts or jams and chutney hampers.

What Is Jam Sugar Used For

Jam sugar is used primarily for making jams and jellies. It contains a high amount of pectin, which is a natural setting agent found in fruits.

Pectin helps to give the jam a thicker consistency and helps it to set properly. Without the use of jam sugar, it can be challenging to achieve the desired texture and consistency in homemade jams.

How Does Jam Sugar Work

Jam sugar works by providing the necessary ingredients and setting agents to help the jam set. It contains a high percentage of pectin, which is a natural substance found in fruits that helps with the gelling process. When jam sugar is added to the fruit mixture, it combines with the natural pectin found in the fruit and helps to form a gel-like consistency.

The sugar in jam sugar also plays a crucial role in the jam-making process. It helps to preserve the jam by creating an inhospitable environment for bacteria and other microorganisms. The high sugar content acts as a natural preservative, allowing the jam to be stored for longer periods without spoiling.

Additionally, jam sugar typically contains citric acid, which helps to balance the acidity of the fruits used in the jam-making process. The acid is added to enhance the flavor and shelf life of the jam.

Types of Jam Sugar

There are several types of jam sugar available in the market, each with its own specific purpose and characteristics. Some common types include:

  1. Regular Jam Sugar: This is the most commonly used type of jam sugar. It contains a high amount of pectin and sugar, making it suitable for a wide range of fruits.
  2. Low Pectin Jam Sugar: This type of jam sugar is specifically formulated for fruits with a low natural pectin content. It helps to boost the pectin levels and ensure a proper set.
  3. Sugar-Free Jam Sugar: This variety of jam sugar is specially designed for individuals who prefer or require a sugar-free diet. It contains alternative sweeteners, such as stevia or erythritol, which provide the sweet taste without the added sugar.

How to Use Jam Sugar

Using jam sugar is relatively straightforward. Here's a step-by-step guide on how to use it to make delicious homemade jams:

  1. Gather the necessary ingredients and equipment, including fresh fruits, jam sugar, a large pot, jars for storing the jam, and sealing lids.
  1. Wash and prepare the fruits by removing any stems, seeds, or bruised portions. Cut larger fruits into smaller pieces.
  2. Place the prepared fruits in a large pot and add the jam sugar according to the recommended ratio provided on the packaging. This ratio may vary depending on the brand and type of jam sugar used.
  3. Heat the pot over medium heat and stir the fruit mixture continuously until the sugar has completely dissolved.
  4. Once the sugar has dissolved, increase the heat and bring the mixture to a rolling boil. Continue to boil the mixture, stirring occasionally, until it reaches the desired consistency. This can take anywhere from 15 to 45 minutes, depending on the fruits used and the desired thickness of the jam.
  5. While the jam is boiling, prepare the jars by washing them thoroughly and sterilizing them in boiling water or using a dishwasher.
  6. Once the jam has reached the desired consistency, remove it from the heat and let it cool for a few minutes. Skim off any foam that may have formed on the surface.
  7. Carefully pour the hot jam into the prepared jars, leaving a small gap at the top for expansion. Seal the jars tightly with the lids.
    Allow the jars to cool completely before storing them in a cool, dark place. The jam will continue to set as it cools.

Tips and Tricks for Making Homemade Jam with Jam Sugar

Here are some tips and tricks to help you make the perfect homemade jam using jam sugar:

  • Use ripe, high-quality fruits for the best flavor and texture.
  • Follow the recommended ratio of jam sugar to fruit provided on the packaging for optimal results.
  • Stir the fruit mixture continuously while heating to prevent it from sticking to the bottom of the pot and burning.
  • Skim off any foam that forms on the surface of the jam while boiling to ensure a clear and smooth final product.
  • Use a candy thermometer to check the temperature of the jam. The ideal temperature for a jam to set is around 220°F (104°C).
  • Test the consistency of the jam by placing a small amount on a chilled plate or saucer. If it wrinkles and holds its shape when pushed with a finger, it has reached the desired set.
  • Allow the jars to cool completely before storing them. This will help ensure a proper seal and extend the shelf life of the jam.


What fruits can I make jam with using jam sugar?

You can make jam with a wide variety of fruits using jam sugar. Some popular choices include strawberries, raspberries, blackberries, apricots, peaches, plums, and oranges. The type of fruit used will affect the flavor, texture, and cooking time of the jam.

Can I make jam without using jam sugar?

Yes, it is possible to make jam without using jam sugar. However, achieving the desired set and consistency can be more challenging. You may need to add additional pectin or use alternative sweeteners to help the jam set properly.

Can I use regular sugar instead of jam sugar?

Yes, you can use regular sugar instead of jam sugar. However, you will need to add pectin separately to help the jam set. Follow a recipe that specifically calls for regular sugar and provides instructions for adding pectin.

Can I reduce the amount of sugar in jam recipes?

Yes, you can reduce the amount of sugar in jam recipes. However, it may affect the texture, set, and shelf life of the jam. Consider using alternative sweeteners or low-sugar jam recipes for a healthier option.

How long does homemade jam made with jam sugar last?

Homemade jam made with jam sugar can last for up to a year when stored properly in a cool, dark place. Once opened, it should be stored in the refrigerator and consumed within a few weeks.


Jam sugar is a specialized type of sugar used for making jams and jellies. It contains a high amount of pectin and helps the jam to set properly.

Using jam sugar ensures a consistent texture and allows for longer shelf life. By following the recommended ratios and proper techniques, you can create delicious homemade jams using jam sugar.

Experiment with different fruits and flavors to create your own unique spreads.

Profile Image Norah Clark

Norah Clark

Norah Clark, Editor of Boyd Hampers! Norah is a food writer with over a decade of experience in hospitality as a pastry chef, sous chef, and barista; former chef at the Savoy Hotel, Ritz Carlton, Four Seasons and Plaza Hotel.

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