In 1817 in the town of Dačice in Moravia, then part of the Austrian Empire and now in the Czech Republic, the sugar refinery director Jakob Christoph Rad invented the first pressed sugar cube as a convenience product for his wife, who had cut herself chipping sugar from a hard cone. Rad developed a mechanical press that shaped granulated sugar into uniform cubes, patenting the process and beginning production that made sugar significantly easier to measure, store, and use in beverages. The sugar cube represented an early example of food product design focused on consumer convenience, a principle that would become central to the junk food industry's approach to packaging and portion control.

The sugar cube's arrival coincided with the Romantic era's fascination with the domestic and the everyday, influencing poets like John Keats who used tea and sugar imagery in letters and poems to convey intimacy and bourgeois comfort. The standardized, portioned sugar cube also served as a metaphor in later modernist poetry for the ways industrial society packages and mediates natural pleasures, appearing in the work of poets such as Marianne Moore who wrote precisely about manufactured objects and their cultural meanings.