Navigate to Templates> Grace | Blog> click "Edit with Elementor"
The blog page can have a page added with a customizable blog posts listing:
1. Grace | One Post Per Row Blog Section
To see this template, navigate to Templates> Grace | One Post Per Row Blog Section> click "Edit with Elementor"
The actual posts are edited separately, but you may insert the post listing as shown with the Posts icon
Read more about the options for this widget here.
Updated