I grew up on Skippy PB, and Welches grape jelly on Wonder Bread. We definitely spread each slice
separately with one or the other or my oldest brother would have a fit because the knife contaminated the jelly jar with streaks of peanut butter. He's still a little anal that way.
Now I like Trader Joe's Organic Crunchy PB open face on toasted baguette, with Bon Maman Apricot preserves. Food snobbery knows no bounds.
White fluffy bread, slather with creamy PB, build up the sides of the PB - containment walls
for the preserves. Strawberry (and ONLY strawberry) preserves inside the PB walls (and yes - I contaminated the preserves with PB cause I didn't change knives - then topped with the white fluffy bread....