Red Onion Jam Recipe

Red Onion Jam Recipe

Note: This jam will stay good in a sealed container in the fridge for up to 3 months. Red Onion Jam is a perfect accompaniment for a cheese plate or charcuterie, and goes particularly well with blue cheese.

  • Yield:Makes 2 cups
  • Active time: 15 minutes
  • Total time:2 hours


  • 6 cups finely diced red onions (about 4 large)
  • 2 cups sugar
  • 1 (750 ml) bottle dry red wine
  • 1 cup red wine vinegar


  1. 1.

    Combine all ingredients in a large saucepan and bring to a simmer over high heat, stirring until sugar is dissolved. Reduce to a simmer and cook, stirring occasionally, until thick and syrupy and reduced to about 2 cups, 1 1/2 to 2 hours. Allow to cool, then transfer to an airtight container and store in the fridge.