The Blog posts section displays images and text from recent posts, as well as a link to the blog.
To specify the "preview" text that appears for each post, use Shopify’s excerpt function in the post editor (Online store > Blog posts > Blog post > Add excerpt).
Add a blog posts section to your home page
Navigate to the Sections tab in the theme editor and select Add section > Blog posts.
Select the blog to display
Assign the blog you want to feature through Select blog.
Add a heading
Include a title for the section using the Heading field.