Desiccate is defined as "to drain of emotional or intellectual vitality." In utilizing this type of descriptive language, the author adds more emphasis to this section in detailing the Examiners and the outcome of one's passion (Merriam-Webster Dictionary, definition 3).

Suspiros de Merengues are meringue cookies with a base primarily comprised of egg yolks, popular in many Spanish speaking countries. The author's use of the word "stale" may refer to the cookie's overall texture that deteriorates as they age. Suspiros, or "sigh," also refers to the cookie's overall slight sweetness, which may also explain the author's use of the word "stale." (https://www.thespruceeats.com/suspiros-meringue-kisses-3029768)