JizzTarts

When you bust a nut inside a toasted poptart twice, then again in another one and make a sandwich for the partner to eat

Stacy : yo have you eaten jeremys JizzTarts yet? heard there really good
Amanda : No... but I really want too!!!!

Jizztart

When you ejaculate into a toasted pop tart and give it to your best friend to eat, A bond that is unbreakable is then formed.

"Hey, I made you a jizztart."
"What's that?"
"You'll see"
"thank you so much"
*chomp chomp*
"Mmm, what did you put in this it's incredible"
"MY jizz"