This pasta casserole is a hearty yet elegant combination of whole wheat penne, rich butternut squash, toasted walnuts, ricotta and Parmesan cheese. From weightwatchers.com - 5 Points
04In a medium saucepan, whisk together milk, flour, garlic, salt and pepper. Bring to a boil over medium-high heat, whisking frequently; reduce heat to low and simmer, stirring often, until thickened, about 2 minutes. Remove from heat; stir in mashed squash and 2 1/2 teaspoons of thyme. Add sauce to pasta; toss to mix and coat.
05Transfer pasta mixture to prepared baking dish; dot with spoonfuls of ricotta and then sprinkle with Parmesan and walnuts. Bake until top is lightly browned in a few spots, about 15 to 20 minutes; remove from oven and sprinkle with remaining 1/2 teaspoon of thyme.