New Recipes structured data issues detected

Hi there
Thank you for the good work of maintaining this plugin. I have a question.
I keep getting such alerts from Google Console:

Am I the only one getting them or are they because of some missing feature?

Recipes structured data issues detected in …
To the owner of … :
Search Console has identified that your site is affected by 1 Recipes structured data issue(s). The following issues were found on your site.
Top critical issues*
Missing field "image"
*Critical issues prevent your page or feature from appearing in Search results. We recommend that you fix these issues when possible to enable the best experience and coverage in Google Search.

Recipes structured data issues detected in …
To the owner of …
Search Console has identified that your site is affected by 1 Recipes structured data issue(s). The following issues were found on your site.
Top non-critical issues?
Either "text" or "itemListElement" should be specified (in "recipeInstructions") ?Non-critical issues are suggestions for improvement, but do not prevent the page or feature from appearing on Google.

Recipes structured data issues detected in …
To the owner of …
Search Console has identified that your site is affected by 1 Recipes structured data issue(s). The following issues were found on your site.
Top non-critical issues?
Date/time not in ISO 8601 format in field "datePublished" ?Non-critical issues are suggestions for improvement, but do not prevent the page or feature from appearing on Google. Some of these issues can affect your appearance on Search; some might be reclassified as critical issues in the future.

Recipes structured data issues detected in …
To the owner of …
Search Console has identified that your site is affected by 1 Recipes structured data issue(s). The following issues were found on your site.
Top non-critical issues**
Missing field "calories" (in "nutrition")
**Non-critical issues are suggestions for improvement, but do not prevent the page or feature from appearing on Google. ..
…
Recipes issues detected on …
To the owner of …
Search Console has identified that your site is affected by 2 Recipes issues:
Top Warnings
Warnings are suggestions for improvement. Some warnings can affect your appearance on Search; some might be reclassified as errors in the future. The following warnings were found on your site:
Missing field "prepTime"
Missing field "cookTime"
.
Top Warnings
Warnings are suggestions for improvement. Some warnings can affect your appearance on Search; some might be reclassified as errors in the future. The following warnings were found on your site:

Missing field "description"
We recommend that you fix these issues when possible to enable the best experience and coverage in Google Search.

Thank you in advance

The page I need help with: [log in to see the link]