2. Taco John's Franchises:
Around the same time, individual franchises of Taco John's, a fast food restaurant chain based in Wyoming, also started using the term Taco Tuesday. The first recorded instance of Taco John's franchises using this term can be traced back to late 1979 and the early 1980s, with an Indiana franchise being the first to adopt it.
Although Taco John's did not trademark the term, its widespread adoption by various franchises across different states significantly contributed to the popularity and recognition of Taco Tuesday. The consistent use of the phrase by Taco John's franchises helped to establish it as a widely recognized and beloved weekly event centered around tacos.