SPREAD wafer pieces onto bottom of shallow 1-1/2-qt. casserole; top with bananas.
COOK pudding with 2 cups milk as directed on package; pour over bananas. Refrigerate several hours or until firm.
HEAT broiler when ready to serve dessert. Sprinkle sugar over pudding. Broil 3 to 5 min. or until sugar is melted and lightly browned. Serve immediately.