Chop the onion and garlic, and slice the tomato.
Heat olive oil in a pan and sauté the onion and garlic.
Add rice and stir-fry together.
Add the chopped tomato and tomato sauce.
Gradually pour in vegetable broth while stirring.
When the rice is cooked to your liking, season with salt and pepper.
Serve on a plate and sprinkle with Parmesan cheese.