Homemade Bolognese Sauce

Ingredients (11)

• 3 tablespoons olive oil
• 1 yellow onion chopped
• 4 cloves garlic pressed or minced
• 2 celery ribs diced
• 1 large carrot diced
• 1 pound ground chuck beef
• 1 can (28 ounces) crushed tomatoes
• 1/4 cup chopped fresh parsley
• 8 fresh basil leaves chopped
• Salt and freshly ground black pepper to taste
• 1/4 cup freshly grated Pecorino Romano