Love homemade jam? This Ball blackberry jam recipe is simple, delicious, and made with fresh blackberries. Perfect for spreading on toast, adding to desserts, or even gifting to friends, this homemade jam recipe captures the rich sweetness of ripe blackberries. With just a few ingredients, this blackberry jam recipe is a great way to enjoy summer flavors year-round.
Ingredients:
Ingredients for the Ball blackberry jam recipe:
- 4 cups fresh blackberries, crushed
- 4 cups granulated sugar
- 1 package powdered fruit pectin
- 1/4 cup lemon juice

Execution
Step-by-Step Method for the Ball blackberry jam recipe:
- Prepare jars and lids: Wash and sterilize jars and lids according to the manufacturer’s instructions.
- Crush the blackberries: In a large bowl, crush blackberries with a potato masher until they reach your desired consistency.
- Mix berries and pectin: In a large pot, combine crushed berries, lemon juice, and pectin. Stir to dissolve.
- Bring to a boil and add sugar: Bring the mixture to a full rolling boil over high heat, stirring constantly. Add sugar all at once, return to a boil, and cook for 1 minute.
- Process and seal: Ladle hot jam into prepared jars, leaving 1/4-inch headspace. Process in a water bath for 10 minutes, then let cool.

Tips:
For the Best Ball blackberry jam recipe:
- Use fresh, ripe berries: Fresh berries provide the best flavor and texture.
- Stir constantly: Stirring prevents sticking and helps dissolve sugar and pectin.
- Use a thermometer: Ensure the mixture reaches 220°F to help the jam set properly.
- Let jars cool undisturbed: Allow jars to cool without moving them to ensure proper sealing.
FAQs:
- Can I use frozen blackberries? Yes, just thaw and drain before using.
- How long does homemade jam last? Properly sealed jars last up to 1 year in a cool, dark place.
- Can I reduce the sugar? Sugar is essential for preserving and setting, so adjust cautiously.
- What’s the best way to store jam? Once opened, store in the fridge and use within 2 weeks.