Concord Grape Jelly
From: His mom ...., New Hamshire, USA
Comments: Takes a lot of patience.
Servings: 4 cups [1 L]
  • 3 pounds [1.4 kg] Concord grapes [should give 4 cups / 1 L juice]
  • 3/4 cup [190 mL] sugar for each cup [250 mL] juice
  • Water
  • Hot sterilized jars
  • Rinse grapes; cut grapes into pieces.
  • Into a heavy bottom saucepan, lightly crush grapes.
  • Pour in a little water, so that grapes will not stick to the bottom of the saucepan.
  • Cover; cook over very low heat until juice is extracted, for approximately 15 minutes.
  • Strain without pressing, leaving juice to run into a colander lined with many thicknesses wet cheesecloth [can take up to 1 hour and even more].
  • Pour 4 cups [1 L] strained liquid into a large casserole.
  • Boil for 5 minutes; add sugar and boil to jellying point, 220°F [105°C] onto a candy thermometer.
  • Skim off the foam; pour into hot sterilized jars.
  • Seal immediately; cool.