Balsamic Onion Marmalade

Ingredients

  • 1 tablespoon vegetable oil
  • 4 medium white onions, thinly sliced (about 8 cups)
  • 2 generous pinches Kosher salt
  • 10 grinds fresh black pepper
  • 1/2 cup sugar
  • 2/3 cup balsamic vinegar

Preparation

Click here for preparation method.

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