You may be aware that Barbossa was running a kiosk at Khazad-dum.
However, even more successful - and also unbenownst to Gandalf - was Saruman's Ice Cream Shop @ Caradhras:
Now, this also explains why Saruman wanted to have the "One Ring":
... and it also explains why he tried to keep Gandalf from reaching the top of Caradhras.
But Reinhold M. managed...
It is strange that so many happy customers went for ice cream in such a cold location, but Saruman's ice cream was supposed to be just "magic".
I hope you like this.