A rule‑bound, cash‑only classic dating to 1933—model planes, 45s on the jukebox, and legendary burgers. Celebrated by Esquire’s Best Bars list, praised by Indianapolis Monthly, and documented in the Encyclopedia of Indianapolis. ([esquire.com](https://www.esquire.com/food-drink/bars/a2947/bestbars2007/?utm_source=openai), [indianapolismonthly.com](https://www.indianapolismonthly.com/food-and-drinks/drinks/holy-lit-red-key-tavern-lands-on-buzzfeed-list/?utm_source=openai), [indyencyclopedia.org](https://indyencyclopedia.org/red-key-tavern/?utm_source=openai))