Microwave Grape Jelly
fruit pectin, dry
Combine grape juice, lemon juice and pectin in a three-quart microwave-safe bowl.
Cover with plastic wrap or waxed paper and bring to a boil in the microwave oven on high setting (about 5 minutes).
Remove from oven and add sugar.
Stir until sugar dissolves, then return to oven. Bring mixture to a boil on high setting (about 4 minutes).
Remove from the oven and stir.
Return the uncovered mixture to the oven and cook until jelly sheets from a spoon (about 1 minute).
Skim foam: pour into sterilized jars. Adjust caps.