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Hummus
Hummus, a Middle-Eastern dip made from mashed chick peas, tahini, olive oil, lemon juice, and garlic, is relatively new to the United States, but is already undergoing alterations to extend its shelf life. Time was, hummus required refrigeration and lasted for just a matter of days. Newer brands not only keep for up to 18 months but can be safely stored in the pantry. The reason? These brands are pasteurized and contain either artificial or natural preservatives.