Okotobani Amaete, Suki ni Sasete Itadakimasu: Shi ni Modori Seijo wa Imayo Koso Shiawase ni Naritai

Saint Shea, who had suffered countless unfortunate deaths and been trapped in a time loop, is reborn in her 11th life. She is branded a "fake saint" and banished to a neighboring country, forced to marry the cursed king, Evandro. However, Shea manages to avoid the loop and finds herself living a carefree life in the neighboring country, much to her delight! Her homemade potions become popular, and surrounded by kind people, she finally begins to live her own life. But, unknowingly, she unleashes the power of the strongest saint, and the gears of fate, unimaginable in her previous life, begin to turn little by little. She finally revels in the freedom she has gained! The story of the oppressed saint's great reversal after dying and returning from time to time begins here!!
https://www.cmoa.jp/title/348569/