Grape Jelly - cooking recipe

Ingredients

5 c. sugar
4 c. juice

Preparation

Wash and cook grapes.
Bring grapes to boil, continue to cook until all grapes have popped (about 20 minutes).
Strain juice.
In a large pot (5-quart), bring juice to rapid boil and add sugar. Stir until sugar is dissolved.
Boil 12 to 15 minutes on medium heat.
Pour into hot, sterilized jelly jars.
Seal.