🛠️ Invention or technique

Sliced bread

Pan de molde en rebanadas

Date
1928 · confidence high
Place
Chillicothe, Missouri, United States
Credited to
Otto Rohwedder
Field
Life & health

What it is

A machine that slices and wraps bread in uniform slices. The Chillicothe baker first sold it on 7 July 1928; the phrase 'the best thing since sliced bread' comes from its success.

Rohwedder worked on the machine from 1912; a fire destroyed the first prototype. A brief ban on sliced bread in the US in 1943 was reversed after protests.

What it led to

  • industrial packaged bread (Wonder Bread, 1930)
  • slice toasters and sandwich loaves
  • mass-consumption white bread
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Sources✓ verified 2026-11-04