This edition of eponymous consumables features a drink named after a child star, a cocktail with a much-debated origin, and a brand of soda that may or may not have been named for a doctor.
Research:

Behind the Scenes Minis: Piece of Work
17:48

E. Virgil Neal: Hypnotist, Fraudster, Tycoon, Part 2
41:22

E. Virgil Neal: Hypnotist, Fraudster, Tycoon - Part 1
35:28