grey , with some experience of von namtzen 's capacities , rather thought that the hanoverian was likely to engulf the entire meal single-handedly and then require a quick snack before retiring , but before he could excuse himself , harry snatched the kidnapped papers from his hand , thus requiring an introduction to frobisher and von namtzen , and in the social muddle that ensued , all four found themselves going in to supper together , with a salmagundi and a few bottles of good burgundy hastily ordered to augment the meal .