On Wed, 13 Jan 2010 21:08:05 -0800 (PST), Frogwatch
wrote:

Aren't there MREs that heat themselves? I may break down and buy a
magma grill/stove that hangs on the stern rail.

Difficult to use underway except in the calmest conditions. Take a
look at one of these:

http://www.forespar.com/onlineCatalog/2009/Sailboat/sailing_miniGalley2009.shtml

There are a number of mounting options, including a rail mount.

More info he

http://www.practical-sailor.com/marine/Compact-Galley-Stoves.html