Today's Special: Grilled Flintworms

All three versions of this quest need the same thing:
 * Get from

All quest triads start with the non-repeatable quest, which unlocks both of the repeatable quests. These repeatable quests cannot be performed and turned in at the same time because they require item drops that only drop when the quest is not in a Completed state.

That's the bad news, now for the good. If you have both of the Repeatable quests in your quest journal at the same time, the mobs will drop double the quest items.