Never Fail Blackberry Jelly

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   ["Crush berries and", "bring", "to", "a boil.", "Strain through a jelly bag, squeezing out all", "the juice.", "Make only 4 cups of juice into jelly at", "one time.", "Use 1 cup juice to 3/4 cup of sugar. Bring juice", "to", "a boil", "and", "add sugar", "gradually, stirring so that", "juice", "does not stop boiling.", "After all the sugar has been added, bring to a hard rolling boil that cannot be stirred down. Boil", "for", "20 minutes.", "Pour into sterilized glasses and cover with paraffin."]

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