Possible Clues:

• I miss putting egg on first -- it's wasteful
• Unsparing swine with a learner, holding cane
• Like the son in a Biblical teaching
• Motivate one convict to return as this son did?
• Sharing letters — nudge, nudge — girl that's wanton
• Anti-analogue, perhaps, not wanting IT to be wasteful
• Like a noted "son"
• Wanton Italian politician on top of lass
• Spending too much for grub — a pound
• Description of a son in a parable told by Jesus