Cheesy Lasagna

Makes 12 servings 1/2 cup margarine or butter 1/2 cup all-purpose flour 1/2 teaspoon salt 4 cups milk 1 cup shredded Swiss cheese (4 ounces) 1 cup shredded mozzarella cheese (4 ounces) 1/2 cup grated Parmesan cheese 2 cups small curd cottage cheese 1/4 cup snipped parsley 1 tablespoon snipped fresh or 1 teaspoon dried […]