So ...

This time I am going to another handy plugin called TinyMCE Templates.

Here it is:

https://wordpress.org/plugins/tinymce-templates/

It's literally tiny (42 KB), but let's see the usual speed tests ...

Here are my results before installing the plugin ...

... and the result after installing and activating the plugin:

No more comments needed I guess ...

So, let's see how it works ...