Can PBJ cause weight gain?

Could you elaborate on the potential impact of consuming peanut butter and jelly sandwiches, commonly known as PBJ, on weight gain? Are there specific factors, such as portion size, frequency of consumption, or the ingredients used, that could contribute to weight gain when indulging in this popular snack? Additionally, are there any health benefits or drawbacks associated with regular PBJ consumption that individuals should be aware of when considering their overall diet and wellness?