water chestnuts 3, roughly chopped • light soy sauce • ho fun noodles 250g, soaked and drained • oyster sauce • salt and ground white pepper • raw king prawns 6, peeled and de-veined • squid 1 medium (200g), cleaned and cut into strips • scallops 4 medium, out of their shells, cleaned and roes removed • Chinese fried fish balls 4 (optional) • sesame oil • groundnut oil • prawn-shell or fish stock •