Ok.. no sweat. ok, maybe a little sweat.
The contraption consists of two things:
2 of these bad boys:
and one of these.
Stack all 3 together and drill nice even holes through all three.
The cake pan you fill with your chips.
The takeaway pans form a aluminum bubble (e.g. top to top) that holds a perforated foil pouch of grain.
Cake pan goes on the burner. When the chips start smoking, toss the aluminum grain containment bubble into the cake pan and then let it smoke. Shake periodically to make encourage smoke formation.
Voila - the $3 grain smoker.