Create a gallery grid with Essential Grid
Adding your own posts to the grid
1. Navigate to the Gallery tab and add at least one post
2. Make sure the post have at least one category (not tags) and contain a featured image.
3. Navigate to the Ess. Grid tab and click on the green "Settings" button at the grid you want to use on your page.
4. Click the Source tab
5. Set "Post Types" to Gallery
6. Select the categories you would like to show
7. Save the grid
The post is now added to the grid. To dispay the grid on your website add the "Essential Grid" widget to the page builder and inside the widget select the grid you just configured.