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Caramelized Onion Marmalade

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Ingredients Method

Ingredients
  

  • 2 tablespoons butter
  • 1/4 cup firmly packed light brown sugar
  • 4 cups thinly sliced yellow onion
  • 4 cups thinly sliced red onion
  • 1 6.5-ounce package peeled cipollini onions
  • 1 6.5-ounce package peeled red pearl onions
  • 4 shallots sliced thin
  • 4 garlic cloves sliced thin
  • 3/4 cup red wine vinegar
  • 2 tablespoons white balsamic vinegar
  • 2 tablespoons chopped fresh rosemary
  • 1 tablespoon liquid smoke
  • 1/2 teaspoon ground black pepper

Method
 

  1. In a large nonstick skillet over medium heat, melt butter. Add brown sugar, and cook until dissolved, about 1 minute. Add onions, shallot, and garlic. Cover and cook, stirring occasionally, until tender, about 20 minutes. Uncover; add vinegars, rosemary, liquid smoke, and pepper. Cook, uncovered, over medium heat, stirring frequently, until all liquid is reduced, about 25 minutes. Remove from heat, and let cool completely. Store covered in refrigerator for up to 2 weeks.