Instructions: Remove stems and crush berries before measuring the 4 cups.

Boil jars on rack in large pot filled with water 10 minutes.

Place flat lids in saucepan with water. Bring to boil; remove from heat.

Let stand in hot water until ready to fill. Drain well.

In 8 quart pot combine crushed blueberries and lemon juice.

Measure sugar in separate bowl. (Scrape extra sugar from cup with spatula to level for exact measure.)

Add fruit pectin and butter to fruit. Bring mixture to full rolling boil over high heat, stirring constantly.

Quickly add sugar to fruit mixture. Bring to full rolling boil and boil 1 minute, stirring constantly.

Remove from heat. Skim off any foam.

Fill all jars quickly to 1/8" of tops. Wipe jar rims. Cover quickly with flat lids. Screw bands tightly.

Invert jars for 5 minutes, then turn upright. After 1 hour check seals.

Or use water bath method.

Makes 5 Cups

If you would like to email yourself the recipe for later use, or share the recipe with your friends or family, enter the email addresses below and this recipe will be emailed to you and others as well.