Make the rub: Combine sugar and cardamom in a medium bowl. Mix thoroughly and set aside.

Cut the plums in half and remove the pit. Cut each half into 3 pieces. Place the plum sections on the skewers and then rub the plums with the cardamom sugar.

Place sugared kabobs on grill and cook for 3 to 4 minutes on 1 side; then turn kabobs and grill for an additional 2 to 3 minutes. Remove from the grill and serve warm.

This recipe was provided by professional chefs and has been scaled down from a bulk recipe provided by a restaurant. The Food Network Kitchens chefs have not tested this recipe, in the proportions indicated, and therefore, we cannot make any representation as to the results.