1. Players need to get the cooking manual corresponding to the recipe, that is, the pumpkin and mushroom thick soup manual.

2. Find a way to get the pumpkin and mushroom thick soup manual in the game. It may be obtained by completing specific tasks, exploring maps, and defeating BOSS.

3. After obtaining the manual of pumpkin mushroom thick soup, you can click the manual in the cooking bar to learn how to make pumpkin mushroom thick soup, and you can see the unlocked status of the recipe in the cooking bar.