Related Clues:

• Create in a cauldron
• Make ale
• On-the-job frill
• ''Macbeth'' concoction
• Witch's potion
• Free use of a company car, say
• Produce pilsner
• Use of a company jet, e.g.
• Use of a company car, e.g.
• Executive's extra
• Added benefit
• Corner office, e.g.
• Work benefit (h)
• Concoct, in a way
• Begin to form, as a storm