Wash the spinach thoroughly and drain off excess water.
Finely chop the onion and garlic.
Heat olive oil in a pan and sauté the garlic and onion.
Add ground beef and cook until browned.
Stir in tomato sauce and bring to a simmer.
Add the spinach and sauté together with the sauce.
Cook the pasta noodles and drain the water.
Mix the pasta evenly into the sauce.
Season with salt and pepper to taste.
Plate and top with Parmesan cheese to finish.