Do you wish that you could always enjoy the flavor of caramelized onions on every sandwich, burger or steak without the work? Voila! You can keep this relish in your refrigerator for 2 weeks. Onions really do not have any nutrients that make them stand out. Onions are, however, low in calories and they contain a lot of flavor. Therefore, by adding onions to a meal, you get a lot of flavor without overdoing the calories.

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