Prep Time: 15 minutes
Freeze Time: 2–3 hours
Total Time: About 3 hours
Yield: Preserves 1 pound (450 g) of blueberries
Ingredients
- 1 pound (450 g) fresh blueberries
- Cool water (for rinsing, if needed)
Optional for extra freshness:
- 1 cup white vinegar
- 3 cups water

Instructions
- Sort the Blueberries
- Remove any stems, leaves, bruised, or moldy berries.
- Clean the Berries
- Rinse under cool running water.
- For extra freshness, soak the berries in a mixture of 1 part white vinegar to 3 parts water for 1–2 minutes. Rinse well with cool water.
- Dry Thoroughly
- Spread the blueberries on clean kitchen towels or paper towels.
- Let them air-dry completely. Any remaining moisture can cause ice crystals.
- Flash Freeze
- Arrange the dry berries in a single layer on a parchment-lined baking sheet.
- Freeze for 2–3 hours, or until the berries are solid.
- Package for Storage
- Transfer the frozen blueberries to freezer-safe zip-top bags or airtight containers.
- Remove as much air as possible before sealing.
- Label each bag with the date.
- Store
- Keep in the freezer for up to 12 months for the best quality.
Tips
- Freeze blueberries at their peak ripeness for the best flavor.
- Freeze them individually before bagging to prevent clumping.
- Use frozen blueberries directly in smoothies, muffins, pancakes, pies, or oatmeal—no need to thaw.
- If using in fresh fruit salads, thaw them in the refrigerator and drain any excess liquid before serving.
Properly frozen blueberries retain their color, flavor, and nutritional value, making them a convenient ingredient to enjoy long after blueberry season ends.

