Labour chairman of the Public Accounts Committee Margaret Hodge asked if Mr Cameron would be looking for further cuts, if planned savings could not be made.
London-based Anton Mosimann, a visiting chef to 10 Downing Street who has cooked for a string of British prime ministers, recounts how Margaret Thatcher once asked for a lavish meal to entertain the then French President Francois Mitterrand.
Asked by PAC chairwoman Margaret Hodge about the legality of some avoidance advice, the tax heads accepted that 10 or more years ago, the advice may have sailed closed to the wind.