Mr. Coffee Portafilter Funnel

This is a funnel for the portafilter that comes with the Mr. Coffee brand espresso machine shown in the included pictures (they have changed the design several times over the years, so make sure you have the same model). Just drop it in and pour your grounds without making a mess! Works well with my tamping station (as shown in the pic) that can be found here:

http://www.thingiverse.com/thing:1975420

Some thoughts on food safety:

This item will come in contact with coffee grounds, so