I found a nice tile-able image on the internet to make into a clay press.
UPDATE: 20230406
Using Blender and 3D printing, I’ve got this result.
Take a flat image an convert to black-white. Then invert!
Create cylinder in blender.
Change capfill into nothing, and set sizes.
Add modifier: Solidify
Add texture
CTRL-R and divide, then subdivide
Subdivide surface
Add displace modifier.
Texture coordinates UV.
Displacement negative 0.1-0.3
UPDATE: 20230406
I need to apply the white/gray first in all cracks, and the red color is a little off.