Bring a large pot of water to a rolling boil. Add the whole wheat spaghetti and cook according to the package directions until it is al dente, meaning tender but still slightly firm when bitten. This texture helps the pasta hold up well once combined with the turkey and vegetables. Before draining, carefully reserve ½ cup of the pasta cooking water, as it can help loosen the sauce later if needed. Drain the spaghetti and set it aside while you prepare the rest of the dish.

Heat 2 tablespoons of olive oil in a large skillet over medium heat. Once the oil is warm and shimmering, add the diced onion. Cook for 3–4 minutes, stirring occasionally, until the onion becomes soft and translucent. This step builds the flavor foundation of the dish, so don't rush it. Properly softened onions add natural sweetness and depth to the finished spaghetti.

Add the minced garlic and freshly grated ginger to the skillet with the onions. Stir continuously and cook for about 30 seconds, just until fragrant. You'll notice a warm, savory aroma filling the kitchen. Be careful not to let the garlic brown, as it can quickly become bitter and affect the overall flavor of the dish.

Add the lean ground turkey to the skillet. Using a wooden spoon or spatula, break the turkey into small, even pieces as it cooks. Continue cooking for 6–8 minutes, stirring occasionally, until the turkey is fully cooked and no pink remains. Allowing some pieces to lightly brown adds extra flavor and improves the overall texture of the spaghetti.

Stir in the diced carrots, chopped zucchini, and bell pepper. Cook for 5–7 minutes, stirring occasionally, until the vegetables are tender but still have a slight bite. The carrots should soften while maintaining their shape, and the zucchini and peppers should remain slightly crisp. Avoid overcooking the vegetables, as they can become mushy and lose their fresh flavor and texture.

Sprinkle in the turmeric, oregano, and black pepper, then pour in the low-sodium broth or water. Stir well to evenly coat the turkey and vegetables with the seasonings. Cook for 1 minute, allowing the spices to bloom in the warm mixture. This short cooking time helps enhance the flavors of the herbs and spices throughout the dish.

While the turkey mixture cooks, prepare the sauce by whisking together the tamari or coconut aminos, fresh lemon juice, olive oil, and red pepper flakes in a small bowl. Mixing the sauce separately ensures that the flavors are evenly distributed and allows the bright lemon juice and savory tamari to blend smoothly before being added to the spaghetti.

Add the cooked spaghetti, the prepared sauce mixture, and the fresh spinach to the skillet. Using tongs or two large spoons, gently toss everything together until the spaghetti is evenly coated with the sauce and the spinach wilts into the warm pasta mixture. Continue tossing carefully to avoid breaking the pasta strands while ensuring all the ingredients are well combined.

If the spaghetti seems dry or the sauce is too thick, gradually stir in some of the reserved pasta water, adding a few tablespoons at a time until you reach your desired consistency. The starch from the pasta water helps create a light sauce that clings beautifully to the spaghetti without making it watery.

Reduce the heat to low and allow the spaghetti to simmer for 2–3 minutes, stirring occasionally. This final step gives the flavors time to meld together and allows the sauce to fully coat the pasta, turkey, and vegetables. Remove the skillet from the heat, garnish with fresh chopped parsley if desired, and serve warm. Enjoy this comforting, anti-inflammatory turkey spaghetti while it's fresh for the best flavor and texture.