Can I freeze blueberries before making jam?

Table of Contents:

1. Can I freeze blueberries before making jam?
2. What do you do if your freezer jam doesn't set?
3. How long is freezer jam good for in freezer?
4. Why is my freezer jam gritty?
5. How can you tell if jam is done without a thermometer?
6. In which fruit crop pectin content is highest?

Can I freeze blueberries before making jam?

If possible, let your freezer help you out. If you are making jam, jelly, sauce or syrup with the fruit you are harvesting, you can freeze it before actually cooking it up into the final product.

What do you do if your freezer jam doesn't set?

Measure 1 tablespoon water and 1 1/2 teaspoons powdered pectin for each cup of jelly or jam. Place in small saucepan and place over low heat, stirring until the powdered pectin is dissolved. Add to the sugar and fruit mixture and stir until thoroughly blended (about 2-3 minutes).

How long is freezer jam good for in freezer?

6 months

Why is my freezer jam gritty?

Because it's not cooked as traditional jam is, it can be difficult to dissolve all of the sugar. If the sugar's not completely dissolved the finished jam can have a “grainy” or “sandy” consistency. The jam doesn't “set” (thicken) properly.

How can you tell if jam is done without a thermometer?

1) The Saucer Test You are aiming for a slow descent, not a runny mess. If it runs slow, it's set! You can also let the spoonful of jam sit on the cold plate for 30 seconds and then push it with your spoon or finger. If it wrinkles up, you've reached your setting point.

In which fruit crop pectin content is highest?

The fruits containing the most pectin are citrus fruits, especially grapefruits, lemons and oranges. The majority of the pectin resides in the citrus peel, but the pulp also contains some.