Prep the vegetables and aromatics: finely dice the onion, carrot and celery (the classic soffritto) and mince the garlic. Finely dicing these vegetables ensures they break down during the simmer and create a silky texture in the sauce rather than large chunks.

Bring a large pot of salted water to a rolling boil for the pasta (use about 1 tablespoon salt per 4–6 quarts/liters of water). Salted water flavors the pasta from the inside out and helps the spaghetti better marry with the sauce.

Heat a wide, heavy-bottomed sauté pan over medium heat and add 1 tablespoon of olive oil. When the oil is shimmering, add the diced onion, carrot and celery. Sauté for 6–8 minutes until the vegetables are softened and starting to color. Sweating and slow color development releases the vegetables’ sugars and builds the sweet, savory base of the ragù.

Push the soffritto to one side, add the remaining 1 tablespoon olive oil to the pan, and increase heat to medium-high. Add the ground turkey in an even layer — don’t crowd the pan — and let it sear undisturbed for 2 minutes to get some browning. Browning creates Maillard flavor compounds that deepen the taste of the sauce.

Break the turkey into bite-sized pieces and continue cooking until just cooked through and lightly caramelized, about 4–5 more minutes. Season with 1/2 tsp salt and 1/4 tsp pepper as it cooks to help the meat release juices and season evenly.

Stir in the minced garlic and the dried Italian herbs, cooking for 30–45 seconds until fragrant. Briefly toasting the dried herbs in the fat blooms their essential oils and intensifies the aroma — don’t let the garlic burn or it will taste bitter.

Optional — deglaze the pan with 1/4 cup red wine, scraping any brown bits from the bottom (these are flavor gold). Allow the wine to reduce by half so the alcohol cooks off and the acidity concentrates, which will balance the tomatoes.

Add the crushed tomatoes, the cooked brown lentils, the remaining 1/2 tsp salt (adjust later), and 1/4 tsp black pepper. Stir to combine and bring to a gentle simmer. Lentils add body and a meat-like texture while also extending the turkey — this makes the sauce both nutritious and economical.

Reduce heat to low and simmer gently, uncovered, for 20–25 minutes, stirring occasionally. Simmering slowly concentrates the sauce, helps the flavors meld, and allows the lentils to integrate so the sauce becomes cohesive and luscious.

While the sauce simmers, add the whole-wheat spaghetti to the boiling water and cook to 1–2 minutes shy of package instructions for al dente. Undercooking the pasta slightly ensures it finishes cooking in the sauce and absorbs some of the ragù flavors without becoming mushy.

Reserve about 1/2 cup of the pasta cooking water, then drain the spaghetti. The starchy cooking water will help emulsify and loosen the sauce so it clings to the pasta.

Add the drained spaghetti directly to the pan with the Bolognese, toss gently to combine, and add 2–3 tablespoons of the reserved pasta water as needed to achieve a glossy, coating consistency. Taste and adjust seasoning with salt and pepper. Tossing pasta with sauce off the heat and adding pasta water helps the sauce adhere and creates a silky finish.

Divide the pasta between two warmed bowls and finish each with a generous sprinkle of grated Parmesan and a drizzle of extra-virgin olive oil if you like. Freshly grated Parmesan adds saltiness and umami that lifts the dish to restaurant quality.

Serve immediately. Leftovers keep well refrigerated for 2–3 days and taste even better after flavors continue to meld — reheat gently on the stovetop with a splash of water.