Maik Herodek, section manager of LSG Skychefs, a catering company at Frankfurt Airport, says its hard to create plane food that isn't plain.

CNN: Frankfurt Airport in numbers

His father Kapil Bhatia started modestly as a sales manager in a travel agency then established his own shop catering to the North Indian market.

FORBES: Indian high flier's mega deal

Among these were: an entrepreneur who had just sold her business for an eight-figure sum, the managing director of an investment bank, a U.S. manager of an international hotel chain, a publishing executive, the owner of a catering firm, and a specialist on military affairs in the Middle East who works at the UN.

FORBES: Lead with Your Heart