One Powder is a synthesized item in Atelier Rorona: The Alchemist of Arland and Atelier Totori: The Adventurer of Arland.
Atelier Rorona
- " A sprinkle of this ultimate spice will bring out the flavor of any ingredient. Earning this item is proof of becoming a top chef."
- — Atelier Rorona description
One Powder is a required ingredient when making Mont Blanc and God's Supper. The recipe book can be purchased from Iksel at the Sunrise Cafe after the start of Assignment 9. Once made, One Powder can also be registered at the cafe using wholesale.
Iksel may ask for One Powder as one of his available Friend Quests. Esty may request these from the castle as a possible Front Quest.
Atelier Totori
- "The ultimate seasoning. Just a dash of it on food will bring out the best in anything, whether it be sweetness or spiciness."
- — Atelier Totori description
One Powder is a required ingredient when making Mont Blanc.