Heat oven to 375°F.
Brown meat with garlic and oregano in large saucepan. Stir in pasta sauce; simmer 5 min., stirring occasionally. Remove from heat; stir in tomatoes. Mix egg, cottage cheese and Parmesan until blended.
Spread 1/2 cup meat sauce onto bottom of 13x9-inch baking dish sprayed with cooking spray. Top with layers of 3 noodles, half the cottage cheese mixture, 1/2 cup mozzarella and 1 cup sauce; repeat layers. Top with remaining noodles and sauce; cover.
Bake 30 min. or until heated through. Top with remaining mozzarella; bake, uncovered, 5 min. or until melted. Let stand 5 min. before serving.
1 container (15 oz.) part-skim ricotta cheese for the cottage cheese.