For the Beef:

• 2.5 – 3 lbs (approx. 1.2 – 1.4 kg) boneless beef chuck roast, trimmed of excess fat and cut into 2-inch cubes
• 2 tablespoons olive oil

For the Sauce:

• 1 large yellow onion, finely chopped (about 1.5 cups)
• 2 large carrots, peeled and finely chopped (about 1 cup)
• 2 celery stalks, finely chopped (about 1 cup)
• 4–6 cloves garlic, minced
• 1/4 cup (60ml) tomato paste
• 1 cup (240ml) dry red wine (such as Merlot, Cabernet Sauvignon, or Chianti)
• 1 (28-ounce / 794g) can crushed San Marzano tomatoes (or good quality crushed tomatoes)
• 1 (14.5-ounce / 411g) can diced tomatoes, undrained
• 1 cup (240ml) beef broth (low sodium preferred)
• 2 bay leaves
• 1 teaspoon dried oregano
• 1 teaspoon dried thyme
• 1/2 teaspoon dried rosemary, crushed (or 1 sprig fresh rosemary)
• 1 teaspoon kosher salt (or to taste)
• 1/2 teaspoon black pepper (or to taste)
• Optional: Pinch of red pepper flakes for a hint of spice

For Serving:

• Cooked pasta (pappardelle, tagliatelle, or rigatoni)
• Fresh Parmesan cheese (grated or shaved)
• Fresh basil or parsley (chopped)