[unnah]

Based on a quick googling, apparently the original paper is "One kitchen is all you need" by Sister Eudocia, Isabelle DeVerneil, and Jane Hildebrandt, published in Modern Hospital vol. 79 issue 3, pages 120-122, 1952. https://pubmed.ncbi.nlm.nih.gov/12992940/

[glial]

Funny, I always assumed it was a Beatles joke.

[brookst]

“Attention is all you need” is definitely a Beatles joke.