Relish is a pickled or cooked fruit or vegetable used as a dressing or ketchup. Sweet pickle relish can be made from different combination of vegetables like cucumber, carrot, onions, bell peppers, etc. mixed in honey, vinegar, mustard and celery seeds for the flavor.
Sweet pickle relish can be savory, spicy or tangy depending upon the ingredients. Popular sweet pickle relish recipes are sweet corn relish, pickle relish barbecue sauce, sweet relish, pickled carrot sticks, etc.