Make the squash and zucchini noodles using a spiralizer.
In a large frying pan over medium-high heat, add 1 tablespoon of olive oil, and saute the zucchini noodles until tender, stirring regularly, about 2-3 minutes. Lightly salt and pepper; set aside.
In the same pan over medium-high heat, add olive oil, onions, mushrooms, and garlic. Cook until translucent. Set aside.
In the same pan over medium-high heat, cook the ground turkey until light brown, about 5 minutes. Lightly salt and pepper.
Add tomato paste, prepared pesto, and tomato paste to the meat and mix together.
Add in the onion and mushroom mixture to the meat; gently stir and heat on low heat for about 2-3 minutes.
Serve the sauce over the zucchini noodles. Sprinkle with Crushed Red Pepper Flakes and Parmesan cheese.