Even when you live in a 15-bedroom castle, it seems that life still revolves around the kitchen table.“Everyone gathers in here,” smiles Catherine FitzGerald as she sets a freshly brewed cup of coffee on the cupcake-patterned oil cloth, where the presence of a half-completed jigsaw, a baby doll and a copy of The Dangerous Book For Boys dispel any doubt that this is the hub of a family home, as Sooty, the resident terrier, snoozes by the Aga.