Cassard leads you to Mord Souq, a rest stop on the way to the Inn at Journey's Head.
Requirements
This quest is available if you have completed the quest In Search of Alisaie.
Starting the Quest
Talk to Cassard in Amh Araeng to begin the quest.
Speak with Ghen Gen
Be sure to attune to the Mord Souq aetheryte if you have not done so already, then go southwest to where the orange arrow is pointing in the minimap. Talk to Ghen Gen and there will be a cutscene.
Speak with Rhon Ron
Go northeast to the quest icon and talk to Rhon Ron. Move the crosshairs over the Worms on the mat on the left. Follow the on-screen instructions to Execute Confirm. Then move the crosshairs over the Bread on the mat to the right of the worms. Follow the on-screen instructions to Execute Confirm. Then move the crosshairs over the Meat on the mat to the right of the bread. Follow the on-screen instructions to Execute Confirm. Then move the crosshairs over the Skewers in the jars to the right of the meat. Follow the on-screen instructions to Execute Confirm.
Afterward, there will be a cutscene.
Speak with Ghen Gen Again
Go southwest to the quest icon and talk to Ghen Gen to complete the quest.
Next Main Scenario Quest
After you complete the quest, talk to Cassard to accept the next quest: Working off the Meal.