If the piece is basically round, it was likely started on the wheel.

Those can be altered in shape and form while still soft. 
The application of handles, spouts, impressions and other embellishments  come shortly thereafter.

A finished piece from both of us.

From wheel to slab to finish

We usually start with Russell's simple wheel thrown form.

​​​​Artisan Functional Pottery in Lancaster, PA

​​​​​​Useful Pots By Famous Unknown Potters  

Then Annie adds handles, a knob, spout or even "ears".