Add chopped onions and jalapeƱos to a small mixing bow. Stir together the vinegar, brown sugar and salt until the sugar and salt have dissolved. Pour over the onion mixture and let soak for ½ hour. Drain and then stir in the remaining ingredients. The relish will keep covered in the refrigerator for up to 5 days.
Recipe by Grilling Outdoor Recipes powered by Bull Outdoor Products at https://blog.bullbbq.com/turkey-day-part-2-youll-want-to-eat-this-one/