(Noun) A mix of sperm and lube that occurs after you F$#k the shit out of someone.

A Penis Butter and Jelly sandwich is when a guy cums in a girls vagina when shes on her period and there is a mixure of blood and jizz oozing from her slot. Her vag flaps supposedly being bread

When you have a big fat shlong jizz all over your jelly sandwitch.