Preparation:
Thoroughly crush blueberries, one layer at a time. Stem and pit sour cherries and finely chop. Combine fruits and measure 3 1/2 cups into 6- to 8-quart saucepot.
Measure sugar and set aside. Mix fruit pectin into fruit in saucepot. Place over high heat and stir until mixture comes to a full boil.
Immediately add all sugar and stir. Bring to a full rolling boil and boil 1 minute, stirring constantly.
Remove from heat and skim off foam with metal spoon. Ladle quickly into hot jars, filling within 1/8 inch of tops . Wipe jar rims and threads.
Cover with two-piece lids. Screw bands tightly. Invert jars for 5 minutes, then turn upright. After 1 hour, check seals.* *Or follow water bath method recommended by USDA.
akes 5 (1 cup) jars
From Kraft General Foods |