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Blueberry Butter (Canning Recipe)

Course Dessert
Cuisine American
Keyword blueberry, canning
Prep Time 10 minutes
Cook Time 45 minutes

Ingredients

  • 4 cups blueberries fresh or frozen, thawed
  • 1 to 2 cups sugar adjust to taste
  • 1/4 cup lemon juice
  • 1/4 teaspoon salt

Instructions

Prepare the blueberries

  1. Rinse blueberries and remove any stems or debris.

Cook the mixture

  1. Add blueberries, sugar, lemon juice, and salt to a large pot. Cook over medium heat, stirring frequently, until the berries release their juices.

Blend until smooth

  1. Use an immersion blender or mash the mixture until smooth (or leave slightly chunky if preferred).

Simmer until thickened

  1. Continue cooking, stirring often, until the mixture thickens and reduces to a spreadable consistency.

Prepare jars

  1. Wash jars and keep them warm until ready to fill.

Fill jars

  1. Ladle hot blueberry butter into jars, leaving 1/4 inch headspace.

Process in water bath

  1. Process jars in a boiling water bath for 10 minutes (adjust for altitude).

Cool and store

  1. Remove jars and let cool completely. Check seals before storing.

Storage

  1. Store sealed jars in a cool, dark place for up to 1 year
  2. Refrigerate after opening