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Ingredients
- 2 large sweet onions, diced
- 1 tablespoon sugar
- 2 tablespoons olive oil
- 2 teaspoons balsamic vinegar
Method
- Cook diced onion and sugar in hot oil in a large skillet over medium-high heat, stirring often, 20 minutes or until onion is caramel colored. Stir in balsamic vinegar.