Soda Bread Deep Pan Pizza

450g (1lb) plain white flour, plus extra for kneading and rolling

1 level tsp bicarbonate of soda

1 level tsp sea salt

375–400ml (13-14fl oz) buttermilk

For the topping:

extra virgin olive oil, for brushing

1/2 - 1 tbsp chopped rosemary

50g (2oz) pepperoni or chorizo, diced into 5mm (1/4 inch)

350g (12oz) Tomato Fondue or chopped fresh or tinned tomatoes mixed with seasoning/spices

8 bocconcini, halved

15g (1/2oz) Parmesan cheese, grated

lots of snipped flat-leaf parsley