In a large skillet, saute vegetables and garlic in oil until crisp-tender. Remove from the heat; set aside. , In a small heavy saucepan, whisk flour and milk until smooth. Bring to a boil; cook and stir for 2 minutes. Reduce heat; stir in 1/4 cup Parmesan cheese, salt and pepper. Cook until cheese is melted, about 1 minute longer. Remove from the heat; stir in spinach. Set 1 cup aside. , In a large bowl, combine the cottage cheese, mozzarella and Swiss cheese. Spread 1/2 cup of spinach mixture in a greased 13x9-in. baking dish. Layer with 4 noodles, half of the cheese mixture, half of the vegetables and 3/4 cup spinach mixture. Repeat layers. Top with remaining noodles, reserved spinach mixture and remaining Parmesan cheese. , Cover and bake at 375° for 35 minutes. Uncover; bake until bubbly, about 15 minutes longer. Let stand for 15 minutes before cutting.