Caramelized Onions

4 ingredients
3 steps

Ingredients

  • 3 pounds onions, thinly sliced
  • 4 tablespoons unsalted butter
  • 1/4 cup balsamic vinegar
  • 1/4 teaspoon salt

Directions

  1. 1
    Combine all ingredients in the container of a crockpot (or other slow cooker).
  2. 2
    Cover and cook on low heat for 12 hours.
  3. 3
    Serve with pork, swordfish or tuna, grilled eggplant or roasted or grilled chicken.

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