Chop the onion and garlic.
Boil the spaghetti noodles in salted water.
Heat olive oil in a pan and sauté the garlic and onion.
Pour in Fontana tomato sauce and bring to a boil.
Add the cooked pasta to the sauce and stir-fry together.
Season with salt and pepper to taste.
Serve on a plate and sprinkle with parsley to finish.