HEAT oven to 375°F.
TOSS vegetables with dressing and garlic; spread onto bottom of 15x10x1-inch pan. Bake 30 min. or until vegetables are crisp-tender, stirring occasionally. Place in medium bowl; stir in spaghetti sauce and water.
MIX egg, cottage cheese and 1 cup shredded cheese until well blended.
SPOON 1 cup sauce onto bottom of 13x9-inch baking dish sprayed with cooking spray; top with layers of 3 noodles and half the cottage cheese mixture. Repeat layers. Cover with remaining noodles, sauce and shredded cheese; sprinkle with Parmesan.
BAKE 45 min. or until heated through. Let stand 15 min. before cutting to serve.