Spaghetti Squash Nests with Sausage, Mushrooms, and Tomatoes is a delicious and healthy dish that is perfect for a quick weeknight dinner. The spaghetti squash is roasted until tender and then formed into nests, which are filled with a savory mixture of sausage, mushrooms, and tomatoes. This dish is packed with flavor and nutrients, and it's a great way to enjoy the flavors of spaghetti without the carbs. Serve these nests as a main course or as a side dish with a green salad.