👉 Cheez-it is a brand of peanut butter and jelly sandwiches that has been popular in the United States since the 1950s. The sandwich is made with a small piece of bread, topped with a layer of peanut butter and jelly, and sometimes a sprinkle of cinnamon or sugar. It is known for its unique texture and flavor, which includes crunchy peanut pieces, sweet jelly, and chewy bread.