Melt margarine in medium saucepan. Blend in flour, salt and oregano. Stir in broth. Cook until thick and boiling.
Remove from heat and add chicken.
Lightly grease 9x13-inch pan.
In medium bowl, combine cottage cheese and beaten egg.
Pour 1/3 chicken mixture on bottom. Top with half of noodles, half of cottage cheese mixture, half of spinach and sprinkle with 1/3 of mozzarella. Repeat steps.
Top with final third of chicken mixture, then top with remaining mozzarella and grated Parmesan.