Possible Clues:

• Archers know about this, showing little hesitation at The Bull?
• Nearer to the centre, deeper
• Secret revealed by one having success losing weight
• Out for all but the start of the meal
• Word before city or tube
• The meal's not the first provided by the 'Bull'
• ''The ___ Sanctum''
• Not out for the last of the main meal
• Champion missing wide part of target
• Offender executed in secret