Melt butter in large skillet on medium low. In a small bowl combine flour, salt, and basil. Once butter has melted, stir in flour mixture then add chicken broth. Stir frequently until thicken and comes to a slow boil. Remove from heat and add chicken.
Mix cottage cheese, mozzarella cheese and egg together.
Place 1/3 of the chicken mixture in a greased 9x13 baking dish. Top with half the noodles and half the cheese mixture. Repeat layers ending with the last third of the chicken mixture. Top with parmesan cheese.