Roland Nonpareilles (Nonpareil) Capers are the smallest of the commercially used capers. They are green/gray. The caper is the flower bud of a low growing vine found in Mediterranean countries. It is cured in brine and packed in vinegar. Capers are now being used in a wide variety of dishes, from the traditional Greek, Spanish and Italian cuisines to more American dishes such as meatloaf or tuna fish salads. Non-Pareil or Non Pareil