Possible Clues:

• Hack novel
• Hardly fine literature
• Tawdry work of fiction
• *Hack's output
• Literary work of poor quality
• Bring up work on book penned by one working hard? It's a lucrative one
• Book or film catering to popular taste in order to make money
• Quickly written novel of little merit
• Work at lower end of market rearing high-quality chicken
• Having nothing, under pressure, book slogger's put in?