Layer ham, bocconcini and tomatoes on top of bread.
1) Halve the cheese balls and add to a serving bowl. Finely dice the ham, then halve the tomatoes and add to bowl with the cheese.
2) Thinly slice the spring onions and herbs, add to the bowl and dress salad with a liberal dose of olive oil, and salt and pepper, to taste. Char the bread in a hot oven or under the grill and serve with the salad as a topping.