View, edit, delete meal templates

From your 'My Hub' page (please see below)

On the left hand side of your account, you will see the side menu in which you can select 'Nutrition'.

You will see a list of any nutrition plans you have created

Select 'Meals' from the 4 options at the top of your page 

Click the actual plan to view it

And to the right of each meal template, you can simply click the 3 horizontal grey dots to 'Edit' or 'Delete'.