Wiktionary
peanut butter and jelly
n. The mixture of peanut butter and jelly (jam), that is spread on bread to make a sandwich.
Usage examples of "peanut butter and jelly".
Clare has also left me a snack: theres a peanut butter and jelly sandwich carefully wrapped in aluminum foil, with an apple and a bag of lays potato chips.
They had each brought a peanut butter and jelly sandwich, an apple, a bag of Doritos, and a box of fruit juice.
The bottom layer of bread is now on the top, the peanut butter and jelly have reversed places, and the top layer of bread is now on the bottom.