Possible Clues:

• Do some creative accounting
• Falsify accounts
• Alter facts or figures dishonestly
• Massage the figures of restaurant workers entertaining most of them Dubliners
• Is responsible for 12 across, for instance, found in the library with fiddle
• Play around with the figures from The Restaurant and most of them created by Mr Kipling
• Organise naked lunch with leaves of grass in the oven? Sounds like something dodgy accountant would do!
• Falsify records
• Be fiddling with swapping starters - engage best-known kitchen staff
• Make fraudulent entries in business accounts