How do you unlock the Gazpacho recipe in Fields of Mistria?

Gazpacho — Recipe Unlock: Buy the recipe at the Sleeping Dragon Inn for 400t after the inn is upgraded..

Gazpacho

Restores 116 Health and 116 Stamina

A chilled soup of cucumber, tomato, watermelon, and basil, served cold on hot days.

Ingredients	Cucumber × 1 Tomato × 1 Watermelon × 1 Basil × 1
Recipe Unlock	Buy the recipe at the Sleeping Dragon Inn for 400t after the inn is upgraded.
Effect	Restores 116 Health and 116 Stamina
Sell Price	450

Requires cooking level 26. Worth the inn upgrade on its own: 450t per bowl and +116 stamina from common summer produce.