According to Nielsen Media Research, the episode was seen by an estimated 1.98 million household viewers and gained a 0.8/2 ratings share among adults aged 18–49.
The episode received universal acclaim from critics, who praised Slade's directing, visual style, writing, performances, and twists.
He viewed "Savoureux" as "the final course of the meal meant for the diner who wants to close out their twelfth round with something savory rather than sweet.
Eric Goldman of IGN gave the episode an "amazing" 9.5 out of 10 and wrote, "Hannibal's been a truly awesome story to watch unfold this year, taking something so familiar and showing how you can breathe new life into it in the best way possible.
Each actor expertly conveys the sense of confusion and betrayal upon realizing their colleague, their friend, is the same type of maniac they’re paid to chase.
"[11] Alan Sepinwall of HitFix wrote, "Fuller and company did an incredible job of paying off the story of the season, and of inverting the archetypal image of Lecter facing his chief FBI rival.
"[3] Laura Akers of Den of Geek wrote, "Some of the elk stuff aside early on (though an argument could be made even in defense of that), I'm not sure there has ever been a network television show this tight.
"[12] Kevin Fitzpatrick of ScreenCrush wrote, "A fine finale to be certain for a season of courses each more delectable than the last, albeit one that comes with a rather steep cost that raises more questions than answers over our next meal.
The site wrote, "Just as Hugh Dancy earned POTW honors with his rendition of a man slowly becoming unraveled, Mikkelsen has regaled viewers with his portrayal of a calculating killer icily in control — until, in a rare, shocking moment of humanity, he wasn't.