Caramelized Onion Relish

9 ingredients
5 steps

Ingredients

  • 2 tablespoons salted butter
  • 2 large sweet onions, halved and thinly sliced
  • 1/4 cup dark brown sugar
  • 6 garlic cloves, thinly sliced
  • 1 cup red wine
  • 2 tablespoons cognac
  • 3 tablespoons balsamic vinegar
  • generous pinch kosher salt
  • 1 pinch black pepper

Directions

  1. 1
    Melt butter in a large pot and add the onions and sugar.
  2. 2
    Cook, uncovered,over medium high heat for 30-45 minutes, stirring occasionally - the onions will be beginning to caramelize.
  3. 3
    Stir in the garlic, wine, cognac and vinegar.
  4. 4
    Bring to a boil, then reduce heat and cook for 15 minutes, stirring often.
  5. 5
    Add salt and pepper, then spoon into jars and process in a waterbath for 30 minutes.

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