Used wine press and crusher.

[ibglowin]

Here is a god pic of the operation. You can see the stems come out the side. This is a motorized version but the manual version works much the same. You just turn a big wheel on the side.

 

[saddlebronze]

Thanks for the description, I will have to look inside one and see if it is worth imitating, I like projects, but you know there are projects and then things that get to Be a project!