MIX stuffing mix, water, mayo, fish, add-ins and 1/2 cup vegetables. Shape into 12 patties, using about 1/3 cup of the stuffing mixture for each patty; cover. Refrigerate 1 hour.

HEAT large nonstick skillet sprayed with cooking spray on medium heat. Add patties to skillet in batches.

COOK 6 min. or until golden brown on both sides, turning carefully after 3 min.