Where do you find the Ultima recipe in Twilight Town in Kingdom Hearts 2?

In Kingdom Hearts 2, you can find the Ultima Weapon recipe in Twilight Town by visiting the Moogle shop in the basement of the mansion. After obtaining the necessary synthesis materials, the recipe becomes available for purchase once you've collected all the required synthesis items. Be sure to check your synthesis recipes after defeating certain enemies and completing specific tasks to ensure you have everything needed.