1 large bunch basil, roughly chopped, 2 sprigs reserved
1 garlic bulb
½ banana shallot, finely chopped
2 x 400g/14oz tin San Marzano tomatoes
salt and freshly ground black pepper
75ml/2½fl oz extra virgin olive oil
500ml/18fl oz double cream
1 small baguette, cut lengthways into 4 pieces