This is about three orphan children whose house burned down along with there parents. In this book The children find a sub and travel around in the a lake in search for there parents. The kid go dow into a grim grotto and are trying to find the sugar bowl. The book never really tell what the surgery bowl is. This is the tenth book in the series of unfortunate events.

http://www.walmart.com/catalog/search-ng.gsp?search_constraint=3920&search_query=grim+grotto&ics=20&ico=0