ADD 2-1/2 cups boiling water to 4 pkg. (4-serving size each) Jell-O Lime Jelly Powder; stir 2 min. until completely dissolved.

POUR into 13x9-inch pan. Refrigerate 30 min. or until firm.

DIP bottom of pan in warm water 15 sec. Cut jelly into squares. (Or use cookie cutters to cut jelly into shapes.) Keep refrigerated.