Google Event & Recipe Structured Data Clarifications
Briefly

Google has revised its documentation for event and recipe structured data, mainly removing online event properties and stressing that eligible events must take place in physical locations and be bookable by the public. Additionally, updates have been made to recipe structured data, emphasizing that the image property does not affect which image is shown in text results. Instead, it is only relevant for recipe rich results. Google encourages adherence to image SEO best practices for optimizing text result images.
Google has clarified that specifying the image property in Recipe markup does not influence the text result image in search results; this is strictly for rich results.
The updated event structured data removes online event properties, emphasizing that events must be bookable and held at a physical location to qualify for Google's event experience.
Read at Search Engine Roundtable
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