1. Cook pasta according to package instructions until al dente.
2. Chop cherry tomatoes and onion into small pieces.
3. Once the pasta is cooked, drain it and return it to the pot.
4. Add the chopped cherry tomatoes and onion to the pot with the pasta.
8. Sprinkle some of the grated cheese over the pasta and vegetables, then stir well to combine.
9. Serve pasta with more cheese on the side
