1 garlic clove
400g tin chopped tomatoes
1 tsp baking powder
salt and freshly ground black pepper
2 pinches caster sugar
1 tsp dried mixed herbs, plus extra for topping
Β½ tsp salt
300²µ/10Β½΄Η³ϊ self-raising flour, plus extra for dusting
200g/7oz mozzarella (or any other cheese), torn into pieces, for topping
300²µ/10Β½΄Η³ϊ natural yoghurt