Finely chop the onion, carrot, and celery.
Heat olive oil in a pan and sauté the onion, carrot, and celery.
Add ground beef and cook until the color changes.
Add tomato sauce and minced garlic, then bring to a boil.
Season with salt and pepper.
Boil the pasta noodles and drain.
Mix the sauce with the pasta.
Serve in a bowl and sprinkle with Parmesan cheese.