extra virgin olive oil • ground beef (85%) • (approx 2) mild Italian sausage (casing removed) • Salt, black pepper • mirepoix (or 1 small carrot diced, 1 small onion diced, and 1 celery stalk diced) • pancetta, cubed • red wine, ideally Chianti • vegetable or beef broth, divided • whole milk • Nutmeg, lemon zest • fusilli • Parmesan cheese (optional for serving)