The Boho Beauty Portfolio page pulls  posts, so you would create a post for each portfolio entry and assign it to a category.  First set up your categories . . . you can have one main Portfolio category or choose to add subcategories as well.  In our demo we are featuring various portfolio categories.

This page uses the Portfolio Index Widget in the Appearance > Widgets area.

You will first need to add a new page.

Name it Portfolio or whatever you would like.

Select the Portfolio Page template.

Leave this page blank and publish.

Now you will navigate to Appearance > Widgets.

In our demo site we have the following widgets in the Category Index Widget area:

to feature each of your portfolio categories, you will drag a new Genesis – Featured Posts widget into the Portfolio Index widget area and select a new category.  Each featured post widget should be configured like this: