drglam: Cloned kitten, in a beaker (Default)

[personal profile] drglam 2015-11-01 03:39 am (UTC)(link)
Knife for peanut butter, spoon for jam. No cross-contamination.
jennlk: (white daff)

[personal profile] jennlk 2015-11-01 06:42 am (UTC)(link)
This.

Also, depending on whether the sandwich is for immediate consumption or is to be packed for later, a thin skim of butter (dairy or nut) on the jam slice, under the jam, may be desired.
solarbird: (Default)

[personal profile] solarbird 2015-11-01 08:30 am (UTC)(link)
Separate spoons, one for each, but your way would work fine as well of course.