Concord Grape Jelly
3-3 ½ Concord Grapes
Discard stems, and place grapes in large kettle. Crush and add ½ cup of water.
Bring this mixture to a boil and cook for ten minutes, until the grapes have softened.
Put juice through nylon jelly bag to remove seeds and skins and allow to rest overnight. Pour juice through clean jelly bag again to remove crystals.
4 cups of Grape Juice (you can add water if necessary)
7 cups sugar
1 pouch Certo Liquid Pectin
Mix Grape juice and 1 teaspoon of butter and the sugar in a large heavy pot. On high heat, bring to a full rolling boil, that cannot be stirred down.
Quickly add Pectin and bring to a full rolling boil again and cook exactly 1 minute.
Ladle into hot sterilized jelly jars, seal. Process jars for 10 minutes in boiling water bath.
Makes 7 (½) pints