1. Knead the dough and stretch over a pizza pan greased with olive oil.
2. Top with the tomatoes, a pinch of salt and the mozzarella.
3. Place in an oven preheated to 482°F and bake for 15 minutes.
4. Add the shaved parmesan and bake for a further 10–15 minutes.
5. Spray with Grappa and flambé. Serve immediately.