01 - Heat olive oil in a large skillet over medium heat. Add onion, carrots, celery, and red bell pepper. Cook, stirring occasionally, until vegetables soften, about 5-6 minutes.
02 - Stir in minced garlic and cook until fragrant, approximately 1 minute.
03 - Add ground turkey, breaking it apart with a spoon. Cook until fully browned and no longer pink, about 5-7 minutes.
04 - Mix in tomato paste, dried oregano, dried basil, dried thyme, and crushed red pepper flakes. Cook while stirring for 1 minute.
05 - Pour in crushed tomatoes and chicken broth. Add bay leaf and season with salt and pepper to taste. Bring to a gentle simmer.
06 - Lower heat, partially cover skillet, and simmer sauce for 25-30 minutes, stirring occasionally until thickened. Remove bay leaf before serving.
07 - Pat spiralized zucchini noodles dry using paper towels to remove excess moisture.
08 - For a tender texture, lightly sauté zucchini noodles in a dry skillet over medium heat for 2-3 minutes without overcooking.
09 - Portion zucchini noodles into bowls and top with turkey Bolognese sauce. Garnish with fresh basil and Parmesan cheese if desired, and serve immediately.