Hey, do any of you D&D nerds know what product the Yawning Portal tavern first appeared in?
— Will Doyle (@BeholderPie) September 14, 2018
If it's an official TSR Realms product, as opposed to the modules I wrote, typed up, photocopies, and gave away at early GenCons, the answer should be: FR1 WATERDEEP AND THE NORTH. By yours truly.
— Ed Greenwood (@TheEdVerse) September 14, 2018
A pleasure! Happy to be of help!
— Ed Greenwood (@TheEdVerse) September 14, 2018